diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8caa334..e2e7c90 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 9.0.3
+
+### Fixes
+
+- Set `requires-python` to `>=3.9, <3.14` to avoid [this bug](https://github.com/python/cpython/issues/142307)
+
 ## 9.0.2
 
 ## Improvements
diff --git a/parsedmarc/constants.py b/parsedmarc/constants.py
index e59a78d..8470c08 100644
--- a/parsedmarc/constants.py
+++ b/parsedmarc/constants.py
@@ -1,2 +1,2 @@
-__version__ = "9.0.2"
+__version__ = "9.0.3"
 USER_AGENT = f"parsedmarc/{__version__}"
diff --git a/parsedmarc/resources/maps/base_reverse_dns_map.csv b/parsedmarc/resources/maps/base_reverse_dns_map.csv
index c733c0f..5975ae4 100644
--- a/parsedmarc/resources/maps/base_reverse_dns_map.csv
+++ b/parsedmarc/resources/maps/base_reverse_dns_map.csv
@@ -132,6 +132,7 @@ asu-vei.ru,ASU-VEI,Industrial
 atextelecom.com.br,ATEX Telecom,ISP
 atmailcloud.com,atmail,Email Provider
 ats.ca,ATS Healthcare,Healthcare
+att.net,AT&T,ISP
 atw.ne.jp,ATW,Web Host
 au-net.ne.jp,KDDI,ISP
 au.com,au,ISP
@@ -242,6 +243,7 @@ carandainet.com.br,CN Internet,ISP
 cardhealth.com,Cardinal Health,Healthcare
 cardinal.com,Cardinal Health,Healthcare
 cardinalhealth.com,Cardinal Health,Healthcare
+cardinalscriptnet.com,Cardinal Health,Healthcare
 carecentrix.com,CareCentrix,Healthcare
 carleton.edu,Carlton College,Education
 carrierzone.com,carrierzone,Email Security
@@ -697,6 +699,7 @@ hdsupply-email.com,HD Supply,Retail
 healthall.com,UC Health,Healthcare
 healthcaresupplypros.com,Healthcare Supply Pros,Healthcare
 healthproductsforyou.com,Health Products For You,Healthcare
+healthtouch.com,Cardinal Health,Healthcare
 helloserver6.com,1st Source Web,Marketing
 helpforcb.com,InterServer,Web Host
 helpscout.net,Help Scout,SaaS
@@ -753,6 +756,8 @@ hostwindsdns.com,Hostwinds,Web Host
 hotnet.net.il,Hot Net Internet Services,ISP
 hp.com,HP,Technology
 hringdu.is,Hringdu,ISP
+hslda.net,Home School Legal Defense Association (HSLDA),Education
+hslda.org,Home School Legal Defense Association (HSLDA),Education
 hspherefilter.com,"DynamicNet, Inc. (DNI)",Web Host
 htc.net,HTC,ISP
 htmlservices.it,HTMLServices.it,MSP
@@ -763,6 +768,7 @@ hughston.com,Hughston Clinic,Healthcare
 hvvc.us,Hivelocity,Web Host
 i2ts.ne.jp,i2ts,Web Host
 i4i.com,i4i,Technology
+ibindley.com,Cardinal Health,Healthcare
 ice.co.cr,Grupo ICE,Industrial
 icehosting.nl,IceHosting,Web Host
 icewarpcloud.in,IceWrap,Email Provider
@@ -832,6 +838,7 @@ ip-5-196-151.eu,OVH,Web Host
 ip-51-161-36.net,OVH,Web Host
 ip-51-195-53.eu,OVH,Web Host
 ip-51-254-53.eu,OVH,Web Host
+ip-51-38-67.eu,OVH,Web Host
 ip-51-77-42.eu,OVH,Web Host
 ip-51-83-140.eu,OVH,Web Host
 ip-51-89-240.eu,OVH,Web Host
@@ -1217,6 +1224,7 @@ nettoday.co.th,Net Today,Web Host
 netventure.pl,Netventure,MSP
 netvigator.com,HKT,ISP
 netvision.net.il,013 Netvision,ISP
+network-tech.com,Network Technologies International (NTI),SaaS
 network.kz,network.kz,ISP
 network80.com,Network80,Web Host
 neubox.net,Neubox,Web Host
diff --git a/pyproject.toml b/pyproject.toml
index 8c4c866..ef618db 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ classifiers = [
     "Operating System :: OS Independent",
     "Programming Language :: Python :: 3"
 ]
-requires-python = ">= 3.9"
+requires-python = ">=3.9, <3.14"
 dependencies = [
     "azure-identity>=1.8.0",
     "azure-monitor-ingestion>=1.0.0",