DNS Report: fb.org

Generated: 2026-08-11T00:14:08-05:00

77/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/205 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5542 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: 23-239-28-132.ip.linodeusercontent.com
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
23.239.28.132
AAAA
CNAME
MX
0 fb-org.mail.protection.outlook.com.
TXT
"anthropic-domain-verification-tjrbr1=8C7mXE8sPQATmJBB7mv1X5sT6"
"google-site-verification=2jb7ENqqSh5x-5-muFgcbjEAQh1uG1iq0yN5NDQ7tMs"
"dropbox-domain-verification=x8x4w00w4i8h"
"MS=ms24238061"
"hthslk9p1080hrss6xt04dlvm9s972vw"
"v=spf1 include:_u.fb.org._spf.dmarclj.com include:spf.protection.outlook.com  ~all"
"apple-domain-verification=SiqD4a16ju5J6GVe"
"google-site-verification=Jz5N9ryqNyEPwTxqD-rGqQVaCeRL1iQ3EAzzaixWd-0"
"hibp-verify=dweb_5s2aa0ju0q98aqm76ashjmlp"
NS
ns1.dnsmadeeasy.com.
ns4.dnsmadeeasy.com.
ns0.dnsmadeeasy.com.
ns3.dnsmadeeasy.com.
ns2.dnsmadeeasy.com.
SOA
ns10.digicertdns.com. dns.digicertdns.com. 2009273480 43200 3600 1209600 180
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP