DNS Report: github.blog

Generated: 2026-08-08T21:29:39-05:00

59/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/204 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
OKCAA policy5/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
ERRORMX records0/200 MX record(s).
ERRORSPF0/25SPF policy not found.
ERRORDMARC0/25DMARC policy not found.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5546 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
OKHTTP response40/40HTTP/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
192.0.66.2
AAAA
CNAME
MX
TXT
"google-site-verification=HPL8binrED5R9U3oyWqWsnVr1e2EI9hnKlLizQywIlQ"
NS
dns3.p05.nsone.net.
dns2.p05.nsone.net.
dns1.p05.nsone.net.
dns4.p05.nsone.net.
SOA
dns1.p05.nsone.net. hostmaster.nsone.net. 1653311616 43200 7200 1209600 3600
CAA
0 issue "letsencrypt.org"
0 issue "sectigo.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP