- Add source name and type information based on static mapping of the reverse DNS base domain
  - See [this documentation](https://github.com/domainaware/parsedmarc/tree/master/parsedmarc/resources/maps) for more information, and to learn how to help!
- Replace `multiprocessing.Pool` with `Pipe` + `Process` (PR #491 closes issue #489)
- Remove unused parallel arguments (PR #492 closes issue #490)
This commit is contained in:
Sean Whalen
2024-03-24 23:30:40 -04:00
parent e550f42a22
commit fd0572cdd0
6 changed files with 514 additions and 42 deletions

1
.gitignore vendored
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@@ -113,7 +113,6 @@ ENV/
# I/O files
output/
*.csv
*.xls*
# LibreOffice lock files

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@@ -1,6 +1,14 @@
Changelog
=========
8.9.0
-----
- Add source name and type information based on static mapping of the reverse DNS base domain
- See [this documentation](https://github.com/domainaware/parsedmarc/tree/master/parsedmarc/resources/maps) for more information, and to learn how to help!
- Replace `multiprocessing.Pool` with `Pipe` + `Process` (PR #491 closes issue #489)
- Remove unused parallel arguments (PR #492 closes issue #490)
8.8.0
-----

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@@ -34,7 +34,7 @@ from parsedmarc.utils import is_outlook_msg, convert_outlook_msg
from parsedmarc.utils import parse_email
from parsedmarc.utils import timestamp_to_human, human_timestamp_to_datetime
__version__ = "8.8.0"
__version__ = "8.9.0"
logger.debug("parsedmarc v{0}".format(__version__))

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@@ -1,47 +1,50 @@
# About
These files are meant to make it easier to identify who or what a sending source is. Please consider contributing
A mapping is meant to make it easier to identify who or what a sending source is. Please consider contributing
additional mappings in a GitHub Pull Request.
## base_reverse_dns_map.csv
A CSV file with three fields: `base_reverse_dns`, `service_name`, and `service_type`.
A CSV file with three fields: `base_reverse_dns`, `name`, and `type`.
Most of the time the base reverse DNS of sending service is closely related to the name of the
service, but not always. Sometimes services will use multiple reverse DNS domains for the same service. For example,
Intuit Mailchimp uses the base domains `mcdlv.net`, `mcsv.net`,
and `rsgsv.net`. Having all of these mapped makes it easier to answer questions like: "How many emails is
Intuit Mailchimp sending as my domains?"
and `rsgsv.net`. Having all of these mapped to the same service name and type makes it easier to answer questions like:
"How many emails is Intuit Mailchimp sending as my domains?"
The `service_type` is based on the primary service provided by that entity. For example, most ISPs provide email
hosting to their customers , but the primary purpose of the service is to provide internet access. Likewise, nearly all
email `Marketing` services are `SaaS` platforms, but it is more useful to identify them as marketing platforms. For
individual entities that use their own reverse DNS domain names but do not provide a `SaaS` platform, setting the
`service_type` to the industry is most useful, with the notable exception on `Email Security` services. The
current `service_type` values in use are:
The `service_type` is based on the following rule precedence:
Email Provider
Email Security
Entertainment
Finance
Food
Government
Government Media
Healthcare
Industrial
ISP
Logistics
Marketing
MSP
Nonprofit
Print
Real Estate
Retail
SaaS
Social Media
Technology
Travel
University
Web Host
1. All email security services are identified as `Email Security`, no matter how or where they are hosted.
2. All marketing services are identified as `Marketing`, no matter how or where they are hosted.
3. All telecommunications providers that offer internet access are identified as `ISP`, even if they also offer other services, such as web hosting or email hosting.
4. All web hosting providers are identified as `Web Hosting`, even if the service also offers email hosting.
5. All email account providers are identified as `Email Provider`, no matter how or where they are hosted
6. All legitimate platforms offering their Software as a Service SaaS) are identified as `SaaS`, regardless of industry. This helps simplify metrics.
7. All other senders that use their own domain as a Reverse DMS base domain should be identified based on their industry
- Email Provider
- Email Security
- Entertainment
- Finance
- Food
- Government
- Government Media
- Healthcare
- Industrial
- ISP
- Logistics
- Marketing
- MSP
- Nonprofit
- Print
- Real Estate
- Retail
- SaaS
- Social Media
- Technology
- Travel
- University
- Web Host
The file currently contains over 400 mappings from a wide variety of email sending services, including large email
providers, SaaS platforms, small web hosts, and healthcare companies. Ideally this mapping will continuously grow to

View File

@@ -0,0 +1,461 @@
base_reverse_dns,name,type
1e100.net,Google,Technology
acelerate.net,AXS Bolivia S. A.,ISP
admintek.net,Admintek,Web Host
admintekcr.net,Admintek,Web Host
adnsl.com,ADN Telecom,ISP
af-k.de,I-NetPartner GmbH,ISP
aila.org,American Immigration Lawyers Association,Nonprofit
aknet.kg,AkNet,ISP
albatros.uz,Albatros Health Care,Healthcare
alembic.co.in,Alembic Pharmaceuticals,Healthcare
amazonses.com,Amazon SES,SaaS
ambisys.net,Ambisys,Healthcare
americanam.org,American Advanced Management,Healthcare
amethyst.co.jp,Amethyst,Healthcare
antelecom.net,Antelecom,ISP
antispamcloud.com,N-Able,Email Security
antispameurope.com,Hornetsecurity,Email Security
appriver.com,OpenText AppRiver,Email Security
archerirm.us,RSA Archer GRC,SaaS
arizona.edu,University of Arizona,University
arpinet.am,Arpinet,Entertainment
aruba.it,Aruba.it.Web Host
asahikawa-med.ac.jp,Asahikawa Med,Healthcare
ashtelstudios.com,Ashtel Studios,Healthcare
askbis.com,"BIS, Inc.",Web Host
assentportal.com,Assent,SaaS
atmailcloud.com,atmail,Email Provider
axtel.net,Axtel,ISP
atw.ne.jp,ATW,Web Host
bayada.com,BAYADA Home Health Care,Healthcare
bayer.de,Bayer,Healthcare
bbtel.com,BBTEL,ISP
beaumont.org,Corewell Health (Formerly Beaumont),Healthcare
bigcommerce.net,BigCommerce,SaaS
blacknight.com,Blacknight Solutions,Web Host
bluehost.com,Bluehost,Web Host
bluetie.com,BlueTie,MSP
bohc.co.jp,Benefit One Inc.,Retail
braveriver.com,Brave River,MSP
breezelineohio.net,Breezeline,ISP
brinkster.com,Brinkster,Web Host
buroserv.net.au,Brunoserv,ISP
canonet.ne.jp,Canonet,MSP
cardinalhealth.com,Cardinal Health,Healthcare
carrierzone.com,carrierzone,Email Security
ccc-group.com,Canada Colors and Chemicals Limited (CCC),Industrial
celeste.fr,CELESTE,ISP
charter.net,Charter,ISP
chinaxingye.com,"Suzhou Sinye Materials Technology Co., Ltd.",Industrial
circleamedical.com,Circle A Medical,Healthcare
cirrushosting.com,Cirrus Hosting,Web Host
ckt.net,Craw-Kan Telephone Cooperative,ISP
clearwave.com,Clearwave Fiber,ISP
climaideal.com,Clima Ideal,Retail
cloudfilter.net,Proofpoint Cloudmark
cloudflare.net,Cloudflare,SaaS
cloud-sec-av.com,Check Point Avanan,Email Security
colocrossing.com,ColoCrossing,ISP
comcast.net,Comcast,ISP
comcastbusiness.net,Comcast Business,ISP
communitect.com,Solutionreach,SaaS
concursolutions.com,SAP Concur,SaaS
conoha.ne.jp,ConoHa,Web Host
constantcontact.com,Constant Contact,Marketing
contaboserver.net,Contabo,Web Host
cornell.edu,Cornell University,University
cox.net,Cox Communications,ISP
creehan.com,Inovalon (Formerly Creehan & Company),Healthcare
csod.com,Cornerstone,SaaS
ctbcbank.com.ph,CTBC Bank (Philippines) Corp.,Finance
cvent-planner.com,Cvent,SaaS
cvtsv.com,Cvent,SaaS
cwru.edu,Case Western Reserve University,University
cyberlynk.net,CyberLynk,MSP
damel.com,Damel Group,Food
ddccommunications.com,DDC public affairs,Marketing
diakovere.de,DIAKOVERE,Healthcare
dimenoc.com,"HostDime.com, Inc.",Web Host
dlivry.co,Twilio SendGrid,Marketing
dosscloudservices.com,Doss Business Systems,MSP
doteasy.com,Doteasy,Web Host
dotroll.com,DotRoll,Web Host
dreamhost.com,Dreamhost,Web Host
dreamhostps.com,Dreamhost,Web Host
dvcotechnology.com,Cision,Marketing
e2ma.net,Emma,Marketing
eastlink.ca,Eastlink,ISP
easydns.com,easyDNS,Web Host
edgepark.com,Edgepark,Healthcare
eduneering.com,UL EHS training,SaaS
eigbox.net,Newfold Digital,Web Host
elcat.kg,ElCat,ISP
elink.net,Earthlink,ISP
emailarray.com,Emailarray,Email Provider
emailservice.io,Mailprotector,Email Security
emailsrv.net,Mailprotector,Email Security
emailsrvr.com,Rackspace Email,Email Security
encrypttitan.net,EncryptTitan,Email Security
enguard.com,EnGuard,Email Security
entrata.com,Entrata,SaaS
epicura.be,EpiCURA,Healthcare
ertelecom.ru,ER-Telecom,ISP
etc.uz,East Telecom,ISP
etipres.com,ETIPRES,Print
eventsairmail.com,EventsAir,SaaS
evertecinc.com,Evertec,Finance
evertecpr.com,Evertec,Finance
exactt.com,Salesforce Marketing Cloud (Formerly ExactTarget),Marketing
exacttarget.com,Salesforce Marketing Cloud (Formerly ExactTarget),Marketing
ezorg.nl,E-Zorg,Healthcare
fedex.com,FedEx,Logistics
fireeyecloud.com,FireEye,Email Security
fireeyegov.com,FireEye (Government),Email Security
firstcloudsecurity.net,CyberCision,Email Security
fisherpaykel.com,Fisher & Paykel,Retail
flinnsci.com,Flinn Scientific,Healthcare
flywheelsites.com,Flywheel,Web Host
fmu.ac.jp,Fukushima Medical University,University
formassembly.com,FormAssembly,Web Host
fortimail.com,Fortinet FortiMail,Email Security
forwardemail.net,ForwardEmail.net,Email Provider
franchisemail.net,FranConnect,SaaS
fujita-hu.ac.jp,Fujita Health University,Healthcare
fuse.net,Altafiber (Formerly Cincinnati Bell),ISP
fusionconnect.com,Fusion Connect,MSP
gandi.net,Gandi.net,Web Host
gci.net,GCI,ISP
globalit.com,Global IT,MSP
gmu.edu,George Mason University,University
gmx.com,GMX,Email Provider
google.com,Google (Including Gmail and Google Workspace),Email Provider
gosecure.net,GoSecure,Email Security
gov.in,Indian government,Government
gpphosted.com,Proofpoint (Government),Email Security
grainger.com,Grainger Industrial Supply,Industrial
gtnexus.com,Infor Nexus (Formerly GT Nexus),SaaS
harvard.edu,Harvard University,University
healthall.com,UC Health
healthproductsforyou.com,Health Products For You,Healthcare
helpscout.net,Help Scout,SaaS
hickorytech.net,Consolidated Communications,ISP
highspot.com,Highspot,Marketing
hinet.net,HiNet,ISP
h-isac.org,H-ISAC,Healthcare
hostedemail.com,HostedEmail.com,Email Provider
hostmonster.com,Hostmonster,Web Host
hostresolver.net,Stack Harbor,Web Host
hosts.co.uk,Namesco Limited,Web Host
hostsevenplus.com,HostSevenPlus,Web Host
hostwindsdns.com,Hostwinds,Web Host
htc.net,HTC,ISP
htmlservices.it,HTMLServices.it,MSP
hubspotemail.net,HubSpot,Marketing
hughston.com,Hughston Clinic,Healthcare
ice.co.cr,Grupo ICE,Industrial
idig.net,Canadian Web Hosting,Web Host
improvmx.com,ImprovMX,Email Provider
indemed.com,Cardinal Health at-home (Formerly Independence Medical),Healthcare
inforcloudsuite.com,Infor,SaaS
inkyphishfence.com,INKY,Email Security
inmotionhosting.com,InMotion Hosting,Web Host
instantprint.com,Instant Print Corp,Print
inxserver.de,Inxmail,Marketing
ionblade.com,IonBLADE,Web Host
iphmx.com,Cisco Cloud Email Security (CES),Email Security
iphouse.net,ipHouse,Web Host
ispgateway.de,domainfactory GmbH,Web Host
isplevel.pro,ISPLevel,Web Host
ispn.net,ISPN,MSP
jonshopkins.edu,Jons Hopkins University,University
jweiland12.net,domainfactory GmbH,Web Host
kagoya.net,KAGOYA,Web Host
kalittacharters.com,Kalitta Charters,Logistics
kcn.ne.jp,KCN,ISP
kddi.ne.jp,KIDDI,ISP
kendall.cz,"GPS Praha, s.r.o.",Healthcare
kennesawtrans.com,Kennesaw Transportation,Logistics
kingswoodfacadesthailand.com,Kingswood Facades Thailand,Industrial
kobe-u.ac.jp,Kobe University,University
kodiaksys.com,ARIOS,SaaS
kovacmed.com,KOVAC-MED,Healthcare
kreativemachinez.tech,Kreative Machinez,Marketing
ktc.kz,KTC Kazakhstan LLP,Industrial
kundenserver.de,domainfactory GmbH,Web Host
larrycomputerguy.com,Larry The Computer Guy,MSP
lauruslabs.com,Lasarus Labs,Healthcare
lghealth.org,Penn Medicine Lancaster General Health,Healthcare
linkedin.com,LinkedIn,Social Media
live-servers.net,Fasthosts Internet Ltd,Web Host
locaweb.com.br,Locaweb,Web Host
logix.in,Logix InfoSecurity,MSP
lpn.co.th,L.P.N. Development PCL,Real Estate
lstn.net,Limestone Networks,Web Host
luxsci.com,LuxSci,Email Security
mail.ru,Mail.ru,Email Provider
mail2world.com,Mail2World,Email Provider
mailchannels.net,MailChannels,Web Host
mailcontrol.com,Forcepoint,Email Security
mailgun.info,Mailgun,SaaS
mailgun.net,Mailgun,SaaS
mailhop.org,DuoCircle,Email Security
mailhostbox.com,Unified Layer,Web Host
mailinblack.com,Mailinblack,Email Security
mailplug.co.kr,Mailplug,Email Provider
mailplug.com,Mailplug,Email Provider
mailroute.net,MailRoute,Email Security
mailspamprotection.com,SiteGround,Web Host
marriott-service.com,Marriott,Travel
materprivate.ie,Mater Private Network,Healthcare
maxaninteirorsystems.com,Maxan Interior Systems,Industrial
maximtech.com,Maximtech,Web Host
mccooknet.com,McCookNet,Web Host
mcdlv.net,Intuit Mailchimp,Marketing
mchsi.com,MediacomCable,ISP
mcsv.net,Intuit Mailchimp,Marketing
me.com,Apple iCloud,Email Provider
medline.com,Medline,Healthcare
megacom.kg,MegaCom,ISP
megamailservers.com,MegaMailServers,MSP
mercranet.com,Mercranet,Web Host
mercurygate.net,MercuryGate,SaaS
messagelabs.com,Symantec Email Security,Email Security
messagingengine.com,Fastmail,Email Provider
mesvr.com,ReadNotify,Email Provider
metricsthatmatter.com,Metrics That Matter,SaaS
mho.de,Marienhospital Osnabrück,Healthcare
mhos.de,Marienhospital Osnabrück,Healthcare
microsoft.com,Microsoft,Technology
mimecast.com,Mimecast,Email Security
mit.edu,MIT,University
mktomail.com,Marketo,Marketing
mmrs.jp,Mirai Communication Network Inc.,Web Host
molalla.net,Molalla Communications,ISP
msgexch.com,Constant Contact,Marketing
mtaroutes.com,N-able,Email Security
mtasv.net,Postmark,SaaS
mwprem.net,NTT Com,ISP
mx.net,Silversky,Email Security
mxrecord.io,Area 1 Email Security,Email Security
mxrecord.mx,Area 1 Email Security,Email Security
mxroute.com,MXroute,Email Provider
mysecurecloudhost.com,World Host Group,Web Host
my-tss.com,Performive,MSP
mywhc.ca,Web Hosting Canada,Web Host
nagoya-cu.ac.jp,Nagoya City University,University
nahealth.com,Northern Arizona Healthcare,Healthcare
name.com,Name.com,Web Host
nano.uz,Nano Telecom,ISP
naviexp.jp,NaviExp,MSP
needles.co.kr,Tae Chang Industrial,Healthcare
netsolus.com,netsolus KC,MSP
net-uno.net,"Net Uno, C.A.",ISP
newsunseo.com,NewSunSEO,Marketing
newtekwebhosting.com,Newtek Technology Solutions,Web Host
ngpweb.com,Bonterra,Marketing
nhisac.org,H-ISAC,Healthcare
nicmail.ru,RU-CENTER,Email Provider
nifty.com,@nifty,Web Host
niigata-u.ac.jp,Niigata University,University
nititancommercial.com,Niti Tan Commercial,Industrial
northwestern.edu,Northwestern University,University
novotelecom.ru,Novo Telcom,ISP
npcma.ru,Nizhnekamsk Enterprise,Industrial
nw027.com,Poppulo (Formerly Newsweaver),SaaS
odu.edu,Ohio Dominican University,University
ohio.edu,Ohio University,University
okta.com,Okta,SaaS
one.com,One.com,Web Host
openair.com,Oracle NetSuite OpenAir,SaaS
opentext.com,OpenText,SaaS
optimus.si,Optimus IT d.o.o.,MSP
oregonstate.edu,Oregon State University,University
orthodoxws.com,Orthodox Web Solutions,Web Host
osu.edu,The Ohio State University,University
outlook.com,Outlook (Personal and Microsoft 365),Email Provider
ovh.net,OVH,Web Host
ovh.us,OVH,Web Host
ox.ac.uk,University of Oxford,University
oxsus-vadesecure.net,Scaleway,Web Host
pair.com,Pair Networks,Web Host
parkerinstitute.org,Parker Jewish Institute for Healthcare & Rehabilitation,Healthcare
paubox.com,Paubox,Email Security
pd25.com,Salesforce Marketing Cloud (Formerly Pardot),Marketing
peaknet.net,PeakNet,Industrial
peopleanswers.com,Infor,SaaS
pepitrans01.com,Netcore (Formerly Pepipost),SaaS
pepitrans02.com,Netcore (Formerly Pepipost),SaaS
perception-point.io,Perception Point,Email Security
perenso.com,Perenso,Marketing
perfora.net,IONOS,Web Host
pfmsys.com,"Professional Flight Management, Inc. (PFM)"
plala.or.jp,Plala,ISP
playbackmail.com,PlayBackMail,Email Provider
pobox.com,Pobox,Email Provider
pol.ir,ParsOnline,ISP
pol-online.com,Bangladesh Online,ISP
poneytelecom.eu,Pony Telecom,Web Host
ppe-hosted.com,Proofpoint Essentials,Email Security
pphosted.com,Proofpoint,Email Security
prchost.com,PRC Hosting,Web Host
prempub.com,Premier Publishing,Marketing
princeton.edu,Princeton University,University
principal-it.com,Principal IT,MSP
privateemail.com,PrivateEmail.com,Email Provider
privatelayer.com,Private Layer,Web Host
privatesystems.net,PrivateSystems.net,Web Host
profitserver.ru,Profitserver,Web Host
proton.ch,Proton,Email Provider
protonmail.ch,Proton,Email Provider
pserver.space,Profitserver,Web Host
psychz.net,Psychz Networks,Web Host
ptd.net,PTD,ISP
purdue.edu,Purdue University,University
qq.com,QQ,Email Provider
quadax.com,Quadax,Healthcare
quadranet.com,Quadranet,Web Host
rackspace.com,Rackspace,Web Host
ramsaysante.fr,Ramsay Santé,Healthcare
rcn.com,RCN,ISP
redexpertos.com,RedExpertos,Web Host
regiomed-kliniken.de,REGIOMED-KLINIKEN GmbH,Healthcare
registrar-servers.com,Namecheap,Web Host
regxa.com,Regxa Cloud,Web Host
riskonnectclearsight.com,Riskonnect ClearSight,SaaS
ritternet.com,Ritter Communications,ISP
rmx.de,Retarus GmbH,SaaS
rootlayer.net,RootLayer LTD.,Web Host
rsa.com,RSA,Technology
rsgsv.net,Intuit Mailchimp,Marketing
rt.ru,RT,Government Media
rutgers.edu,Rutgers University,University
rzone.de,Strato AG,Web Host
saimanet.kg,Saima Telecom,ISP
salesforce.com,Salesforce,SaaS
samanage.com,SolarWinds Service Desk,SaaS
scorm.com,SCORM,SaaS
secure.ne.jp,KIDDI,ISP
secure-mails.com,Tata Communications,SaaS
securemx.jp,IIJ SecureMX,Email Security
secureserver.net,GoDaddy,Web Host
sendgrid.net,Twilio SendGrid,Marketing
seqtek.net,SEQTEK,MSP
servconfig.com,InMotion Hosting,Web Host
serverdata.net,GoDaddy,Web Host
servicemail24.de,Arvato Systems,MSP
service-now.com,ServiceNow,SaaS
servidoresdns.net,Arsys,Web Host
showpad.com,Showpad,Marketing
siteprotect.com,SiteMail,Email Provider
smartape.ru,Smart Ape LLC,Web Host
smtp.com,SMTP.com,SaaS
smtp25.com,Zix,Email Security
smtp2go.com,SMTP2GO,SaaS
sophos.com,Sophos,Email Security
spamtitan.com,SpamTitan,Email Security
sparkpostmail.com,SparkPost,Marketing
spectrum.com,Spectrum,ISP
srvape.com,Smart Ape LLC,Web Host
stanford.edu,Stanford University,University
state.co.us,The State of Colorado,Government
state.ma.us,The State of Massachusetts,Government
state.ms.us,The State of Missouri,Government
state.or.us,The State of Oregon,Government
stellarllc.net,Gardonville Cooperative Telephone Association,ISP
stewarthowe.com,Newfold Digital,Web Host
stomabags.com,Stomabags.com,Healthcare
stoneybrook.edu,Stoneybrook University,University
strategictreasurer.com,Strategic Treasurer,Finance
syn-alias.com,Synacor,SaaS
synchronoss.net,Synchronoss,SaaS
tachc.org,Texas Association of Community Health Centers (TACHC),Healthcare
takethemameal.com,Take Them A Meal,SaaS
telecom.kz,Kazakhtelecom,ISP
tenders.net,Tenders.net,SaaS
thechristhospital.com,The Christ Hospital,Healthcare
thomsonreuters.com,Thomson Reuters,SaaS
tical.com,Grupo Tical,Logistics
timeweb.ru,Timeweb,Web Host
tisco.mx,TISCO Networks,MSP
tix.it,Tuscany Internet eXchange,ISP
tm.net,Mercury Telecom,ISP
tmddedicated.com,TMDHosting,Web Host
tohoku.ac.jp,Tohoku University,University
tohoyk.co.jp,Toho Pharmaceutical,Healthcare
tps.uz,TPS Telecom,ISP
transtelecom.net,Trans Telecom,ISP
trendmicro.com,Trend Micro,Email Security
trendmicro.eu,Trend Micro,Email Security
tufts.edu,Tufts University,University
ubc.ca,The University of British Columbia,University
uchealth.com,UC Health,Healthcare
ucla.edu,UCLA,University
uclouvain.be,UCLouvain,Healthcare
ufanet.ru,Ufanet,ISP
ufl.edu,University of Florida,University
u-fukui.ac.jp,University of Fukui,University
uhc.com,United Healthcare,Healthcare
uhu.es,University of Huelva,University
umich.edu,University of Michigan,University
umin.ac.jp,University Hospital Medical Information Network (UHIN) of Japan,Healthcare
umn.edu,University of Minnesota,University
unifiedlayer.com,UnifiedLayers,Web Host
uninet-ide.com.mx,Telmex,ISP
unity-health.org,Unity Health,Healthcare
univac.com.sg,Univac,Industrial
untd.com,"United Online, Inc.",ISP
uoeh-u.ac.jp,"University of Occupational and Environmental Health, Japan",University
usp.br,University of São Paulo,University
ussignalcom.net,US Signal,MSP
utah.edu,University of Utah,University
u-tokai.ac.jp,Toki University,University
u-tokyo.ac.jp,University of Tokyo,University
uvm.edu,University of Vermont,University
va.gov,U.S. Department of Veterans Affairs,Government
vedco.com,Vedco,Healthcare
verginia.edu,University of Virginia,University
verizon.net,Verizon,ISP
verizonbusiness.com,Verizon Business,ISP
videotron.ca,Videotron,ISP
videotron.com,Videotron,ISP
viecuri.nl,VieCuri,Healthcare
virtualhosting.hk,UDomain,Web Host
vnpt.vn,VNPT,ISP
vtext.com,Verizon SMS,ISP
vulcnmold.com,VulcanMold,Industrial
vwhs.org,Wally-Wide Health,Healthcare
wadax.ne.jp,WADAX,Web Host
wadax-sv.jp,WADAX,Web Host
washington.edu,University of Washington,University
wasip.com,WASIP Ltd.,Healthcare
wbhcp.com,Williams Bros Pharmacy,Healthcare
web-hosting.com,Namecheap,Web Host
webzineonline.com,Webzine Online,Marketing
wescor.com,Wescor Inc.,Healthcare
westdc.net,"WestHost, Inc.",Web Host
what-if.com,The Imagination Factory,MSP
wightman.ca,Wrightman Telecom,ISP
windstream.net,Windstream,ISP
wpxhosting.com,WPX Hosting,Web Host
wsh.care,The Woodlands Specialty Hospital,Healthcare
wustl.edu,Washington University in St. Louis,University
xceleratorsoftware.com,Key Software Systems Xcelerator,SaaS
xecu.net,Xecunet,MSP
xmission.com,XMission,SaaS
xrea.com,XREA,Web Host
xserver.jp,Xserver,Web Host
yahoo.co.jp,Yahoo Japan,Email Provider
yahoo.com,Yahoo,Email Provider
yamaguchi-u.ac.jp,Yamaguchi University,University
yamanashi.ac.jp,Yamanashi University,University
yelpcorp.com,Yelp,Social Media
yourconnect.com,"Yourconnect Co., Ltd.",Web Host
your-server.de,Hetzner,Web Host
yurekpharmacy.com,Yurek Pharmacy,Healthcare
zaansmc.nl,Zaans Medical Center,Healthcare
zixsmbhosted.com,Zix,Email Security
zixworks.com,Zix,Email Security
zoho.com,Zoho,SaaS
zohocorporation.com,Zoho,SaaS
zoneedit.com,Zoneedit,Web Host
1 base_reverse_dns name type
2 1e100.net Google Technology
3 acelerate.net AXS Bolivia S. A. ISP
4 admintek.net Admintek Web Host
5 admintekcr.net Admintek Web Host
6 adnsl.com ADN Telecom ISP
7 af-k.de I-NetPartner GmbH ISP
8 aila.org American Immigration Lawyers Association Nonprofit
9 aknet.kg AkNet ISP
10 albatros.uz Albatros Health Care Healthcare
11 alembic.co.in Alembic Pharmaceuticals Healthcare
12 amazonses.com Amazon SES SaaS
13 ambisys.net Ambisys Healthcare
14 americanam.org American Advanced Management Healthcare
15 amethyst.co.jp Amethyst Healthcare
16 antelecom.net Antelecom ISP
17 antispamcloud.com N-Able Email Security
18 antispameurope.com Hornetsecurity Email Security
19 appriver.com OpenText AppRiver Email Security
20 archerirm.us RSA Archer GRC SaaS
21 arizona.edu University of Arizona University
22 arpinet.am Arpinet Entertainment
23 aruba.it Aruba.it.Web Host
24 asahikawa-med.ac.jp Asahikawa Med Healthcare
25 ashtelstudios.com Ashtel Studios Healthcare
26 askbis.com BIS, Inc. Web Host
27 assentportal.com Assent SaaS
28 atmailcloud.com atmail Email Provider
29 axtel.net Axtel ISP
30 atw.ne.jp ATW Web Host
31 bayada.com BAYADA Home Health Care Healthcare
32 bayer.de Bayer Healthcare
33 bbtel.com BBTEL ISP
34 beaumont.org Corewell Health (Formerly Beaumont) Healthcare
35 bigcommerce.net BigCommerce SaaS
36 blacknight.com Blacknight Solutions Web Host
37 bluehost.com Bluehost Web Host
38 bluetie.com BlueTie MSP
39 bohc.co.jp Benefit One Inc. Retail
40 braveriver.com Brave River MSP
41 breezelineohio.net Breezeline ISP
42 brinkster.com Brinkster Web Host
43 buroserv.net.au Brunoserv ISP
44 canonet.ne.jp Canonet MSP
45 cardinalhealth.com Cardinal Health Healthcare
46 carrierzone.com carrierzone Email Security
47 ccc-group.com Canada Colors and Chemicals Limited (CCC) Industrial
48 celeste.fr CELESTE ISP
49 charter.net Charter ISP
50 chinaxingye.com Suzhou Sinye Materials Technology Co., Ltd. Industrial
51 circleamedical.com Circle A Medical Healthcare
52 cirrushosting.com Cirrus Hosting Web Host
53 ckt.net Craw-Kan Telephone Cooperative ISP
54 clearwave.com Clearwave Fiber ISP
55 climaideal.com Clima Ideal Retail
56 cloudfilter.net Proofpoint Cloudmark
57 cloudflare.net Cloudflare SaaS
58 cloud-sec-av.com Check Point Avanan Email Security
59 colocrossing.com ColoCrossing ISP
60 comcast.net Comcast ISP
61 comcastbusiness.net Comcast Business ISP
62 communitect.com Solutionreach SaaS
63 concursolutions.com SAP Concur SaaS
64 conoha.ne.jp ConoHa Web Host
65 constantcontact.com Constant Contact Marketing
66 contaboserver.net Contabo Web Host
67 cornell.edu Cornell University University
68 cox.net Cox Communications ISP
69 creehan.com Inovalon (Formerly Creehan & Company) Healthcare
70 csod.com Cornerstone SaaS
71 ctbcbank.com.ph CTBC Bank (Philippines) Corp. Finance
72 cvent-planner.com Cvent SaaS
73 cvtsv.com Cvent SaaS
74 cwru.edu Case Western Reserve University University
75 cyberlynk.net CyberLynk MSP
76 damel.com Damel Group Food
77 ddccommunications.com DDC public affairs Marketing
78 diakovere.de DIAKOVERE Healthcare
79 dimenoc.com HostDime.com, Inc. Web Host
80 dlivry.co Twilio SendGrid Marketing
81 dosscloudservices.com Doss Business Systems MSP
82 doteasy.com Doteasy Web Host
83 dotroll.com DotRoll Web Host
84 dreamhost.com Dreamhost Web Host
85 dreamhostps.com Dreamhost Web Host
86 dvcotechnology.com Cision Marketing
87 e2ma.net Emma Marketing
88 eastlink.ca Eastlink ISP
89 easydns.com easyDNS Web Host
90 edgepark.com Edgepark Healthcare
91 eduneering.com UL EHS training SaaS
92 eigbox.net Newfold Digital Web Host
93 elcat.kg ElCat ISP
94 elink.net Earthlink ISP
95 emailarray.com Emailarray Email Provider
96 emailservice.io Mailprotector Email Security
97 emailsrv.net Mailprotector Email Security
98 emailsrvr.com Rackspace Email Email Security
99 encrypttitan.net EncryptTitan Email Security
100 enguard.com EnGuard Email Security
101 entrata.com Entrata SaaS
102 epicura.be EpiCURA Healthcare
103 ertelecom.ru ER-Telecom ISP
104 etc.uz East Telecom ISP
105 etipres.com ETIPRES Print
106 eventsairmail.com EventsAir SaaS
107 evertecinc.com Evertec Finance
108 evertecpr.com Evertec Finance
109 exactt.com Salesforce Marketing Cloud (Formerly ExactTarget) Marketing
110 exacttarget.com Salesforce Marketing Cloud (Formerly ExactTarget) Marketing
111 ezorg.nl E-Zorg Healthcare
112 fedex.com FedEx Logistics
113 fireeyecloud.com FireEye Email Security
114 fireeyegov.com FireEye (Government) Email Security
115 firstcloudsecurity.net CyberCision Email Security
116 fisherpaykel.com Fisher & Paykel Retail
117 flinnsci.com Flinn Scientific Healthcare
118 flywheelsites.com Flywheel Web Host
119 fmu.ac.jp Fukushima Medical University University
120 formassembly.com FormAssembly Web Host
121 fortimail.com Fortinet FortiMail Email Security
122 forwardemail.net ForwardEmail.net Email Provider
123 franchisemail.net FranConnect SaaS
124 fujita-hu.ac.jp Fujita Health University Healthcare
125 fuse.net Altafiber (Formerly Cincinnati Bell) ISP
126 fusionconnect.com Fusion Connect MSP
127 gandi.net Gandi.net Web Host
128 gci.net GCI ISP
129 globalit.com Global IT MSP
130 gmu.edu George Mason University University
131 gmx.com GMX Email Provider
132 google.com Google (Including Gmail and Google Workspace) Email Provider
133 gosecure.net GoSecure Email Security
134 gov.in Indian government Government
135 gpphosted.com Proofpoint (Government) Email Security
136 grainger.com Grainger Industrial Supply Industrial
137 gtnexus.com Infor Nexus (Formerly GT Nexus) SaaS
138 harvard.edu Harvard University University
139 healthall.com UC Health
140 healthproductsforyou.com Health Products For You Healthcare
141 helpscout.net Help Scout SaaS
142 hickorytech.net Consolidated Communications ISP
143 highspot.com Highspot Marketing
144 hinet.net HiNet ISP
145 h-isac.org H-ISAC Healthcare
146 hostedemail.com HostedEmail.com Email Provider
147 hostmonster.com Hostmonster Web Host
148 hostresolver.net Stack Harbor Web Host
149 hosts.co.uk Namesco Limited Web Host
150 hostsevenplus.com HostSevenPlus Web Host
151 hostwindsdns.com Hostwinds Web Host
152 htc.net HTC ISP
153 htmlservices.it HTMLServices.it MSP
154 hubspotemail.net HubSpot Marketing
155 hughston.com Hughston Clinic Healthcare
156 ice.co.cr Grupo ICE Industrial
157 idig.net Canadian Web Hosting Web Host
158 improvmx.com ImprovMX Email Provider
159 indemed.com Cardinal Health at-home (Formerly Independence Medical) Healthcare
160 inforcloudsuite.com Infor SaaS
161 inkyphishfence.com INKY Email Security
162 inmotionhosting.com InMotion Hosting Web Host
163 instantprint.com Instant Print Corp Print
164 inxserver.de Inxmail Marketing
165 ionblade.com IonBLADE Web Host
166 iphmx.com Cisco Cloud Email Security (CES) Email Security
167 iphouse.net ipHouse Web Host
168 ispgateway.de domainfactory GmbH Web Host
169 isplevel.pro ISPLevel Web Host
170 ispn.net ISPN MSP
171 jonshopkins.edu Jons Hopkins University University
172 jweiland12.net domainfactory GmbH Web Host
173 kagoya.net KAGOYA Web Host
174 kalittacharters.com Kalitta Charters Logistics
175 kcn.ne.jp KCN ISP
176 kddi.ne.jp KIDDI ISP
177 kendall.cz GPS Praha, s.r.o. Healthcare
178 kennesawtrans.com Kennesaw Transportation Logistics
179 kingswoodfacadesthailand.com Kingswood Facades Thailand Industrial
180 kobe-u.ac.jp Kobe University University
181 kodiaksys.com ARIOS SaaS
182 kovacmed.com KOVAC-MED Healthcare
183 kreativemachinez.tech Kreative Machinez Marketing
184 ktc.kz KTC Kazakhstan LLP Industrial
185 kundenserver.de domainfactory GmbH Web Host
186 larrycomputerguy.com Larry The Computer Guy MSP
187 lauruslabs.com Lasarus Labs Healthcare
188 lghealth.org Penn Medicine Lancaster General Health Healthcare
189 linkedin.com LinkedIn Social Media
190 live-servers.net Fasthosts Internet Ltd Web Host
191 locaweb.com.br Locaweb Web Host
192 logix.in Logix InfoSecurity MSP
193 lpn.co.th L.P.N. Development PCL Real Estate
194 lstn.net Limestone Networks Web Host
195 luxsci.com LuxSci Email Security
196 mail.ru Mail.ru Email Provider
197 mail2world.com Mail2World Email Provider
198 mailchannels.net MailChannels Web Host
199 mailcontrol.com Forcepoint Email Security
200 mailgun.info Mailgun SaaS
201 mailgun.net Mailgun SaaS
202 mailhop.org DuoCircle Email Security
203 mailhostbox.com Unified Layer Web Host
204 mailinblack.com Mailinblack Email Security
205 mailplug.co.kr Mailplug Email Provider
206 mailplug.com Mailplug Email Provider
207 mailroute.net MailRoute Email Security
208 mailspamprotection.com SiteGround Web Host
209 marriott-service.com Marriott Travel
210 materprivate.ie Mater Private Network Healthcare
211 maxaninteirorsystems.com Maxan Interior Systems Industrial
212 maximtech.com Maximtech Web Host
213 mccooknet.com McCookNet Web Host
214 mcdlv.net Intuit Mailchimp Marketing
215 mchsi.com MediacomCable ISP
216 mcsv.net Intuit Mailchimp Marketing
217 me.com Apple iCloud Email Provider
218 medline.com Medline Healthcare
219 megacom.kg MegaCom ISP
220 megamailservers.com MegaMailServers MSP
221 mercranet.com Mercranet Web Host
222 mercurygate.net MercuryGate SaaS
223 messagelabs.com Symantec Email Security Email Security
224 messagingengine.com Fastmail Email Provider
225 mesvr.com ReadNotify Email Provider
226 metricsthatmatter.com Metrics That Matter SaaS
227 mho.de Marienhospital Osnabrück Healthcare
228 mhos.de Marienhospital Osnabrück Healthcare
229 microsoft.com Microsoft Technology
230 mimecast.com Mimecast Email Security
231 mit.edu MIT University
232 mktomail.com Marketo Marketing
233 mmrs.jp Mirai Communication Network Inc. Web Host
234 molalla.net Molalla Communications ISP
235 msgexch.com Constant Contact Marketing
236 mtaroutes.com N-able Email Security
237 mtasv.net Postmark SaaS
238 mwprem.net NTT Com ISP
239 mx.net Silversky Email Security
240 mxrecord.io Area 1 Email Security Email Security
241 mxrecord.mx Area 1 Email Security Email Security
242 mxroute.com MXroute Email Provider
243 mysecurecloudhost.com World Host Group Web Host
244 my-tss.com Performive MSP
245 mywhc.ca Web Hosting Canada Web Host
246 nagoya-cu.ac.jp Nagoya City University University
247 nahealth.com Northern Arizona Healthcare Healthcare
248 name.com Name.com Web Host
249 nano.uz Nano Telecom ISP
250 naviexp.jp NaviExp MSP
251 needles.co.kr Tae Chang Industrial Healthcare
252 netsolus.com netsolus KC MSP
253 net-uno.net Net Uno, C.A. ISP
254 newsunseo.com NewSunSEO Marketing
255 newtekwebhosting.com Newtek Technology Solutions Web Host
256 ngpweb.com Bonterra Marketing
257 nhisac.org H-ISAC Healthcare
258 nicmail.ru RU-CENTER Email Provider
259 nifty.com @nifty Web Host
260 niigata-u.ac.jp Niigata University University
261 nititancommercial.com Niti Tan Commercial Industrial
262 northwestern.edu Northwestern University University
263 novotelecom.ru Novo Telcom ISP
264 npcma.ru Nizhnekamsk Enterprise Industrial
265 nw027.com Poppulo (Formerly Newsweaver) SaaS
266 odu.edu Ohio Dominican University University
267 ohio.edu Ohio University University
268 okta.com Okta SaaS
269 one.com One.com Web Host
270 openair.com Oracle NetSuite OpenAir SaaS
271 opentext.com OpenText SaaS
272 optimus.si Optimus IT d.o.o. MSP
273 oregonstate.edu Oregon State University University
274 orthodoxws.com Orthodox Web Solutions Web Host
275 osu.edu The Ohio State University University
276 outlook.com Outlook (Personal and Microsoft 365) Email Provider
277 ovh.net OVH Web Host
278 ovh.us OVH Web Host
279 ox.ac.uk University of Oxford University
280 oxsus-vadesecure.net Scaleway Web Host
281 pair.com Pair Networks Web Host
282 parkerinstitute.org Parker Jewish Institute for Healthcare & Rehabilitation Healthcare
283 paubox.com Paubox Email Security
284 pd25.com Salesforce Marketing Cloud (Formerly Pardot) Marketing
285 peaknet.net PeakNet Industrial
286 peopleanswers.com Infor SaaS
287 pepitrans01.com Netcore (Formerly Pepipost) SaaS
288 pepitrans02.com Netcore (Formerly Pepipost) SaaS
289 perception-point.io Perception Point Email Security
290 perenso.com Perenso Marketing
291 perfora.net IONOS Web Host
292 pfmsys.com Professional Flight Management, Inc. (PFM)
293 plala.or.jp Plala ISP
294 playbackmail.com PlayBackMail Email Provider
295 pobox.com Pobox Email Provider
296 pol.ir ParsOnline ISP
297 pol-online.com Bangladesh Online ISP
298 poneytelecom.eu Pony Telecom Web Host
299 ppe-hosted.com Proofpoint Essentials Email Security
300 pphosted.com Proofpoint Email Security
301 prchost.com PRC Hosting Web Host
302 prempub.com Premier Publishing Marketing
303 princeton.edu Princeton University University
304 principal-it.com Principal IT MSP
305 privateemail.com PrivateEmail.com Email Provider
306 privatelayer.com Private Layer Web Host
307 privatesystems.net PrivateSystems.net Web Host
308 profitserver.ru Profitserver Web Host
309 proton.ch Proton Email Provider
310 protonmail.ch Proton Email Provider
311 pserver.space Profitserver Web Host
312 psychz.net Psychz Networks Web Host
313 ptd.net PTD ISP
314 purdue.edu Purdue University University
315 qq.com QQ Email Provider
316 quadax.com Quadax Healthcare
317 quadranet.com Quadranet Web Host
318 rackspace.com Rackspace Web Host
319 ramsaysante.fr Ramsay Santé Healthcare
320 rcn.com RCN ISP
321 redexpertos.com RedExpertos Web Host
322 regiomed-kliniken.de REGIOMED-KLINIKEN GmbH Healthcare
323 registrar-servers.com Namecheap Web Host
324 regxa.com Regxa Cloud Web Host
325 riskonnectclearsight.com Riskonnect ClearSight SaaS
326 ritternet.com Ritter Communications ISP
327 rmx.de Retarus GmbH SaaS
328 rootlayer.net RootLayer LTD. Web Host
329 rsa.com RSA Technology
330 rsgsv.net Intuit Mailchimp Marketing
331 rt.ru RT Government Media
332 rutgers.edu Rutgers University University
333 rzone.de Strato AG Web Host
334 saimanet.kg Saima Telecom ISP
335 salesforce.com Salesforce SaaS
336 samanage.com SolarWinds Service Desk SaaS
337 scorm.com SCORM SaaS
338 secure.ne.jp KIDDI ISP
339 secure-mails.com Tata Communications SaaS
340 securemx.jp IIJ SecureMX Email Security
341 secureserver.net GoDaddy Web Host
342 sendgrid.net Twilio SendGrid Marketing
343 seqtek.net SEQTEK MSP
344 servconfig.com InMotion Hosting Web Host
345 serverdata.net GoDaddy Web Host
346 servicemail24.de Arvato Systems MSP
347 service-now.com ServiceNow SaaS
348 servidoresdns.net Arsys Web Host
349 showpad.com Showpad Marketing
350 siteprotect.com SiteMail Email Provider
351 smartape.ru Smart Ape LLC Web Host
352 smtp.com SMTP.com SaaS
353 smtp25.com Zix Email Security
354 smtp2go.com SMTP2GO SaaS
355 sophos.com Sophos Email Security
356 spamtitan.com SpamTitan Email Security
357 sparkpostmail.com SparkPost Marketing
358 spectrum.com Spectrum ISP
359 srvape.com Smart Ape LLC Web Host
360 stanford.edu Stanford University University
361 state.co.us The State of Colorado Government
362 state.ma.us The State of Massachusetts Government
363 state.ms.us The State of Missouri Government
364 state.or.us The State of Oregon Government
365 stellarllc.net Gardonville Cooperative Telephone Association ISP
366 stewarthowe.com Newfold Digital Web Host
367 stomabags.com Stomabags.com Healthcare
368 stoneybrook.edu Stoneybrook University University
369 strategictreasurer.com Strategic Treasurer Finance
370 syn-alias.com Synacor SaaS
371 synchronoss.net Synchronoss SaaS
372 tachc.org Texas Association of Community Health Centers (TACHC) Healthcare
373 takethemameal.com Take Them A Meal SaaS
374 telecom.kz Kazakhtelecom ISP
375 tenders.net Tenders.net SaaS
376 thechristhospital.com The Christ Hospital Healthcare
377 thomsonreuters.com Thomson Reuters SaaS
378 tical.com Grupo Tical Logistics
379 timeweb.ru Timeweb Web Host
380 tisco.mx TISCO Networks MSP
381 tix.it Tuscany Internet eXchange ISP
382 tm.net Mercury Telecom ISP
383 tmddedicated.com TMDHosting Web Host
384 tohoku.ac.jp Tohoku University University
385 tohoyk.co.jp Toho Pharmaceutical Healthcare
386 tps.uz TPS Telecom ISP
387 transtelecom.net Trans Telecom ISP
388 trendmicro.com Trend Micro Email Security
389 trendmicro.eu Trend Micro Email Security
390 tufts.edu Tufts University University
391 ubc.ca The University of British Columbia University
392 uchealth.com UC Health Healthcare
393 ucla.edu UCLA University
394 uclouvain.be UCLouvain Healthcare
395 ufanet.ru Ufanet ISP
396 ufl.edu University of Florida University
397 u-fukui.ac.jp University of Fukui University
398 uhc.com United Healthcare Healthcare
399 uhu.es University of Huelva University
400 umich.edu University of Michigan University
401 umin.ac.jp University Hospital Medical Information Network (UHIN) of Japan Healthcare
402 umn.edu University of Minnesota University
403 unifiedlayer.com UnifiedLayers Web Host
404 uninet-ide.com.mx Telmex ISP
405 unity-health.org Unity Health Healthcare
406 univac.com.sg Univac Industrial
407 untd.com United Online, Inc. ISP
408 uoeh-u.ac.jp University of Occupational and Environmental Health, Japan University
409 usp.br University of São Paulo University
410 ussignalcom.net US Signal MSP
411 utah.edu University of Utah University
412 u-tokai.ac.jp Toki University University
413 u-tokyo.ac.jp University of Tokyo University
414 uvm.edu University of Vermont University
415 va.gov U.S. Department of Veterans Affairs Government
416 vedco.com Vedco Healthcare
417 verginia.edu University of Virginia University
418 verizon.net Verizon ISP
419 verizonbusiness.com Verizon Business ISP
420 videotron.ca Videotron ISP
421 videotron.com Videotron ISP
422 viecuri.nl VieCuri Healthcare
423 virtualhosting.hk UDomain Web Host
424 vnpt.vn VNPT ISP
425 vtext.com Verizon SMS ISP
426 vulcnmold.com VulcanMold Industrial
427 vwhs.org Wally-Wide Health Healthcare
428 wadax.ne.jp WADAX Web Host
429 wadax-sv.jp WADAX Web Host
430 washington.edu University of Washington University
431 wasip.com WASIP Ltd. Healthcare
432 wbhcp.com Williams Bros Pharmacy Healthcare
433 web-hosting.com Namecheap Web Host
434 webzineonline.com Webzine Online Marketing
435 wescor.com Wescor Inc. Healthcare
436 westdc.net WestHost, Inc. Web Host
437 what-if.com The Imagination Factory MSP
438 wightman.ca Wrightman Telecom ISP
439 windstream.net Windstream ISP
440 wpxhosting.com WPX Hosting Web Host
441 wsh.care The Woodlands Specialty Hospital Healthcare
442 wustl.edu Washington University in St. Louis University
443 xceleratorsoftware.com Key Software Systems Xcelerator SaaS
444 xecu.net Xecunet MSP
445 xmission.com XMission SaaS
446 xrea.com XREA Web Host
447 xserver.jp Xserver Web Host
448 yahoo.co.jp Yahoo Japan Email Provider
449 yahoo.com Yahoo Email Provider
450 yamaguchi-u.ac.jp Yamaguchi University University
451 yamanashi.ac.jp Yamanashi University University
452 yelpcorp.com Yelp Social Media
453 yourconnect.com Yourconnect Co., Ltd. Web Host
454 your-server.de Hetzner Web Host
455 yurekpharmacy.com Yurek Pharmacy Healthcare
456 zaansmc.nl Zaans Medical Center Healthcare
457 zixsmbhosted.com Zix Email Security
458 zixworks.com Zix Email Security
459 zoho.com Zoho SaaS
460 zohocorporation.com Zoho SaaS
461 zoneedit.com Zoneedit Web Host

View File

@@ -295,30 +295,31 @@ def get_ip_address_country(ip_address, db_path=None):
return country
def get_service_from_reverse_dns_base_domain(reverse_dns_base_domain):
def get_service_from_reverse_dns_base_domain(base_domain):
"""
Returns the service name of a given base domain name from reverse DNS.
Args:
reverse_dns_base_domain (str): The base domain of the reverse DNS lookup
base_domain (str): The base domain of the reverse DNS lookup
Returns:
dict: A dictionary containing name and type.
If the service is unknown, the name will be
the supplied reverse_dns_base_domain and the type will be None
"""
reverse_dns_base_domain = reverse_dns_base_domain.lower().strip()
base_domain = base_domain.lower().strip()
service_map = dict()
with pkg_resources.path(parsedmarc.resources.maps,
"base_reverse_dns_map.csv") as path:
with open(path) as csv_file:
reader = csv.DictReader(csv_file)
for row in reader:
service_map[row["base_reverse_dns"].lower().strip()] = dict(name=row["name"],
type=row["type"])
service_map[row["base_reverse_dns"].lower().strip()] = dict(
name=row["name"],
type=row["type"])
try:
service = service_map[reverse_dns_base_domain]
service = service_map[base_domain]
except KeyError:
service = dict(sname=reverse_dns_base_domain, type=None)
service = dict(sname=base_domain, type=None)
return service