DNS Report: www.ncbi.nlm.nih.gov

Generated: 2026-08-08T17:08:38-05:00

73/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
OKIPv6 (AAAA)10/101 IPv6 address(es) detected.
ERRORName server redundancy0/201 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
OKDNSSEC chain15/15DS and DNSKEY detected.
OKCAA policy5/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 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 certificate55/5548 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers16/354 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: www.ncbi.nlm.nih.gov
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
OKIPv6 connectivity35/35AAAA 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
www.wip.ncbi.nlm.nih.gov.
130.14.29.110
AAAA
www.wip.ncbi.nlm.nih.gov.
2607:f220:41e:4290::110
CNAME
www.wip.ncbi.nlm.nih.gov.
MX
www.wip.ncbi.nlm.nih.gov.
TXT
www.wip.ncbi.nlm.nih.gov.
NS
www.wip.ncbi.nlm.nih.gov.
SOA
www.wip.ncbi.nlm.nih.gov.
CAA
www.wip.ncbi.nlm.nih.gov.
DS
www.wip.ncbi.nlm.nih.gov.
DNSKEY
www.wip.ncbi.nlm.nih.gov.
RRSIG
CNAME 8 5 7200 20260828062711 20260803062425 16545 ncbi.nlm.nih.gov. ie8nVkaxthno1exixefiGeza3YcpSP9stToBEz6j90pMXazVJBTaXPd5 nt+SVxbTT9GkTwgdZEsrLuQDGKa9wEQyFOIpUxupwxdQGRivLhLZMfkq ErvyROU0f+k5ljeS3ONEiYEvAsV51UrWPuB334a2P6OgX91H9bQYnO8f n948apBznQp+AUKYQEWNFcFdd3QvCrzCUPw6Bpv8CUo243KMmKDlBmBS 86ox0oDHqTtQMm+aztgaeacn7VLCIMzfrybSGKLiVIsH6Th0KzlCtU3o T8KDLZUnz4wtYj/T+Wjm5ze6txPdNESXJmzGjzTwxsvspayX1BUjJJVg zVHypw==
NSEC
NSEC3
www.wip.ncbi.nlm.nih.gov.
SRV
www.wip.ncbi.nlm.nih.gov.
NAPTR
www.wip.ncbi.nlm.nih.gov.
TLSA
www.wip.ncbi.nlm.nih.gov.
SSHFP
www.wip.ncbi.nlm.nih.gov.