DNS Report: gitbooks.io

Generated: 2026-08-09T18:30:55-05:00

59/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
OKIPv6 (AAAA)10/102 IPv6 address(es) detected.
OKName server redundancy20/202 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.
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 certificate55/5541 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
OKIPv6 connectivity35/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40HTTP/2 400
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
104.18.41.89
172.64.146.167
AAAA
2606:4700:4403::6812:2959
2a06:98c1:3105::ac40:92a7
CNAME
MX
TXT
"f7r5tn8oacfm58aeronglhg4fh"
NS
hugh.ns.cloudflare.com.
dahlia.ns.cloudflare.com.
SOA
dahlia.ns.cloudflare.com. dns.cloudflare.com. 2411248170 10000 2400 604800 1800
CAA
DS
2371 13 2 18138E610A9B9A423459A5AFCAC223F1090937E2817CDADBFA8F24B7 797FC4B2
DNSKEY
256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==
257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
RRSIG
DNSKEY 13 2 3600 20261002130745 20260802130745 2371 gitbooks.io. J8NoWQiHryp0cABYttLkB8FoGHwyiZhqjb/tGXYl1wQDuoVdSpIRHHhH 2WA3Y7aALfSmlQeL9npYy6K6ZnH8YQ==
NS 13 2 86400 20260811003045 20260808223045 34505 gitbooks.io. DnQxVxaqPujdRmRa6BVUN6DVuXRC3moZ6fB09mPzH8TQBXnrzsUfS/dc 3FeYtzAN8sdqGHz2P1wKV+MM9mtcuA==
AAAA 13 2 300 20260811003045 20260808223045 34505 gitbooks.io. Cfj1usFUDXE2wjF4QIhkbyigP1kcum2+UTTbwqIzKBHd0ORoGZA181Rg LfjVhimt3BQRcGyMAgkqKH5cuwIftw==
DS 8 2 3600 20260830160952 20260809150952 46863 io. LaL3lc+w9gwc9KJIhgSDmkF/Do6muNcavA7WpnxX0ihobBosKWmQgh0O PTQvaJAeoYNuEBJ9bEaeVP4H+QwEa7Oi4Njrl1o+xBq3j/T+0wShAC+w cm2kqidStI04uBB1ACzHqkkaojfNleX8KBnjiAZDkhtwiFBjCjvitJCn Dtk=
NSEC
\000.gitbooks.io. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA
NSEC3
SRV
NAPTR
TLSA
SSHFP