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Use Cloudflare's public DNS resolvers by default instead of Google's

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This commit is contained in:
Sean Whalen
2018-06-10 11:21:07 -04:00
parent aca42a6300
commit acf912eaa4
3 changed files with 14 additions and 11 deletions
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CHANGELOG.md
+1
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@@ -1,5 +1,6 @@
3.5.0
-----
- Use Cloudflare's public DNS resolvers by default instead of Google's
- Fix installation from virtualenv
- Fix documentation typos
parsedmarc/__init__.py
+12 -10
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@@ -127,7 +127,7 @@ def _query_dns(domain, record_type, nameservers=None, timeout=6.0):
domain (str): The domain or subdomain to query about
record_type (str): The record type to query for
nameservers (list): A list of one or more nameservers to use
(8.8.8.8 and 4.4.4.4 by default)
(Cloudflare's public DNS resolvers by default)
timeout (float): Sets the DNS timeout in seconds
Returns:
@@ -136,7 +136,9 @@ def _query_dns(domain, record_type, nameservers=None, timeout=6.0):
resolver = dns.resolver.Resolver()
timeout = float(timeout)
if nameservers is None:
nameservers = ["8.8.8.8", "4.4.4.4"]
nameservers = ["1.1.1.1", "1.0.0.1",
"2606:4700:4700::1111", "2606:4700:4700::1001",
]
resolver.nameservers = nameservers
resolver.timeout = timeout
resolver.lifetime = timeout
@@ -152,7 +154,7 @@ def _get_reverse_dns(ip_address, nameservers=None, timeout=6.0):
Args:
ip_address (str): The IP address to resolve
nameservers (list): A list of one or more nameservers to use
(8.8.8.8 and 4.4.4.4 by default)
(Cloudflare's public DNS resolvers by default)
timeout (float): Sets the DNS query timeout in seconds
Returns:
@@ -277,7 +279,7 @@ def _get_ip_address_info(ip_address, nameservers=None, timeout=6.0):
Args:
ip_address (str): The IP address to check
nameservers (list): A list of one or more nameservers to use
(8.8.8.8 and 4.4.4.4 by default)
(Cloudflare's public DNS resolvers by default)
timeout (float): Sets the DNS timeout in seconds
Returns:
@@ -309,7 +311,7 @@ def _parse_report_record(record, nameservers=None, timeout=6.0):
Args:
record (OrderedDict): The record to convert
nameservers (list): A list of one or more nameservers to use
(8.8.8.8 and 4.4.4.4 by default)
(Cloudflare's public DNS resolvers by default)
timeout (float): Sets the DNS timeout in seconds
Returns:
@@ -403,7 +405,7 @@ def parse_aggregate_report_xml(xml, nameservers=None, timeout=6.0):
Args:
xml (str): A string of DMARC aggregate report XML
nameservers (list): A list of one or more nameservers to use
(8.8.8.8 and 4.4.4.4 by default)
(Cloudflare's public DNS resolvers by default)
timeout (float): Sets the DNS timeout in seconds
Returns:
@@ -540,7 +542,7 @@ def parse_aggregate_report_file(_input, nameservers=None, timeout=6.0):
Args:
_input: A path to a file, a file like object, or bytes
nameservers (list): A list of one or more nameservers to use
(8.8.8.8 and 4.4.4.4 by default)
(Cloudflare's public DNS resolvers by default)
timeout (float): Sets the DNS timeout in seconds
Returns:
@@ -667,7 +669,7 @@ def parse_forensic_report(feedback_report, sample, sample_headers_only,
sample (str): The RFC 822 headers or RFC 822 message sample
sample_headers_only (bool): Set true if the sample is only headers
nameservers (list): A list of one or more nameservers to use
(8.8.8.8 and 4.4.4.4 by default)
(Cloudflare's public DNS resolvers by default)
timeout (float): Sets the DNS timeout in seconds
Returns:
@@ -989,7 +991,7 @@ def parse_report_file(input_, nameservers=None, timeout=6.0):
Args:
input_: A path to a file, a file like object, or bytes
nameservers (list): A list of one or more nameservers to use
(8.8.8.8 and 4.4.4.4 by default)
(Cloudflare's public DNS resolvers by default)
timeout (float): Sets the DNS timeout in seconds
Returns:
@@ -1331,7 +1333,7 @@ def watch_inbox(host, username, password, callback, reports_folder="INBOX",
test (bool): Do not move or delete messages after processing them
wait (int): Number of seconds to wait for a IMAP IDLE response
nameservers (list): A list of one or more nameservers to use
(8.8.8.8 and 4.4.4.4 by default)
(Cloudflare's public DNS resolvers by default)
dns_timeout (float): Set the DNS query timeout
"""
rf = reports_folder
parsedmarc/cli.py
+1 -1
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@@ -53,7 +53,7 @@ def _main():
help="Write output files to the given directory")
arg_parser.add_argument("-n", "--nameservers", nargs="+",
help="nameservers to query "
"(Default 8.8.8.8 4.4.4.4)")
"(Default is Cloudflare's)")
arg_parser.add_argument("-t", "--timeout",
help="number of seconds to wait for an answer "
"from DNS (default 6.0)",