DNS Report: xfinity.com

Generated: 2026-08-09T03:15:56-05:00

77/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
OKIPv6 (AAAA)10/101 IPv6 address(es) detected.
OKName server redundancy20/205 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
OKDNSSEC chain15/15DS and DNSKEY detected.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/206 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
ERRORDKIM0/20No tested DKIM selector responded.
OKMTA-STS5/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5567 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: xfinitycom-anycast-1p.slb.comcast.com
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
OKIPv6 connectivity35/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40HTTP/2 403
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
96.99.240.155
AAAA
2001:558:feed:dc:96:99:240:155
CNAME
MX
5 mx1c1.comcast.net.
5 mx2h1.comcast.net.
5 mx1h1.comcast.net.
5 mx2a1.comcast.net.
5 mx1a1.comcast.net.
5 mx2c1.comcast.net.
TXT
"google-site-verification=KqEt_C6gzuYBzr08xM7T6e5yXNmsxUAMu8ZtNQejaCs"
"google-site-verification=jbytp59dW82AQqr9wK5V9-uZhr0wXrCJ7n9U3mUilQg"
"v=spf1 -all"
"_j1ncje2qqdf6r89itljcpdy9ybjj8w3"
"apple-domain-verification=XqlyQica-2VyxgDz4zdPt1gCVxZ9oHyW13971aF8rbY"
"google-site-verification=TdiYkU4LcqtDvZoxDOjjUQwrrUnjS0wTKriu25iH-38"
NS
dns103.comcast.net.
dns105.comcast.net.
dns101.comcast.net.
dns102.comcast.net.
dns104.comcast.net.
SOA
dns101.comcast.net. dnsadmin.comcast.net. 2015042308 7200 3600 604800 900
CAA
DS
41802 13 2 3A127791B7DBAFE2C2284D637C743E297030089C28F01B40B3503882 EEA02878
DNSKEY
257 3 13 27t+zc0aSKvSl6t/F12zvdjCOa2io6FQ7borG5GWxuWNdcpPy18RqndB coVtmjkqevtIQhzKCj8C595cinUCqQ==
256 3 13 AMlMO94GOoP/RPzSxCSFmKdviQ+E9B40X9IZuvnNr8KtAvdpNqE+ft8w GZzKzek8KoqqbnQYwcgUrT/73r84lA==
RRSIG
SOA 13 2 7200 20260812170256 20260805135756 58223 xfinity.com. iZGXFCLxTYohhHGMvvREI+I2LCKVX4ik4btQKkTF1purmTwCQuooMIoj jX2Zfs6gS3SDW8lhbOq8iPrC1tcnOQ==
DS 13 2 86400 20260814031141 20260807020141 41446 com. GpiobyyDyuBSWljoc1RVmVuWgT/kjirVO5D94yhxyPpJ4XEzdV00vYyf DQxHQcQCS/OaPkGxuuX365skL8Hqkw==
MX 13 2 7200 20260812170256 20260805135756 58223 xfinity.com. nLSCpR6sKiTsefsol9XoGaSIK/1dTg6sNMLRQsCOmY3CfwX8tuV99Uma H4yQWP80T7RTdpA3qJBYi0AfayOOuw==
NSEC
_397c23e0f96e041f74061d61df9c41d3.xfinity.com. A NS SOA MX TXT AAAA RRSIG NSEC DNSKEY
NSEC3
SRV
NAPTR
TLSA
SSHFP