DNS Report: github.io

Generated: 2026-08-08T17:01:23-05:00

66/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/304 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/208 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).
OKSPF25/25SPF policy published.
ERRORDMARC0/25DMARC policy not found.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5525 day(s) remaining.
WARNINGCertificate lifetime6/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: cdn-185-199-110-153.github.com
OKIPv4 diversity35/35Two 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
185.199.110.153
185.199.109.153
185.199.111.153
185.199.108.153
AAAA
CNAME
MX
TXT
"v=spf1 a -all"
NS
dns2.p05.nsone.net.
dns1.p05.nsone.net.
ns-1622.awsdns-10.co.uk.
dns4.p05.nsone.net.
ns-1339.awsdns-39.org.
ns-393.awsdns-49.com.
ns-692.awsdns-22.net.
dns3.p05.nsone.net.
SOA
ns-1622.awsdns-10.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
CAA
0 issue "digicert.com"
0 issuewild "letsencrypt.org"
0 issuewild "digicert.com"
0 issue "letsencrypt.org"
0 issuewild "sectigo.com"
0 issue "sectigo.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP