DNS Report: nfb.org

Generated: 2026-08-11T15:23:24-05:00

78/100

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.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
OKCAA policy5/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/203 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5552 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers31/358 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/2 403
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
172.66.40.213
172.66.43.43
AAAA
2606:4700:3108::ac42:2b2b
2606:4700:3108::ac42:28d5
CNAME
MX
20 _dc-mx.056edf8b3b46.nfb.org.
10 us-smtp-inbound-1.mimecast.com.
10 us-smtp-inbound-2.mimecast.com.
TXT
"google-site-verification=-uXunOYeGRLAXaF1PI0NmceVUZL0ki32hr9GEyhG2uc"
"google-site-verification=lnKtLHVIepo8_nKumgExnyLUADdxmjAo2TRR2jP9E6o"
"google-site-verification=phXGE8conqcbARs4I4a4YXSNVDjZd3PwE15KT2s1R0s"
"google-site-verification=n5K1wOf-sYYNsmbWf-Otv0oXpQfieMwycD9P7HVioAw"
"v=spf1 mx ip4:50.232.19.154 ip4:159.183.106.203 ip4:107.0.121.60 include:spf.protection.outlook.com include:us._netblocks.mimecast.com include:sendgrid.net include:amazonses.com include:_spf.intacct.com -all"
"ZOOM_verify_wcZ21glLIzEdtDRJkktGEp"
"amazonses:6iIU7Xv7xxTXh2vbIajt5rT68zNl5mfp5Ze07cBUVJw="
NS
ajay.ns.cloudflare.com.
tess.ns.cloudflare.com.
SOA
ajay.ns.cloudflare.com. dns.cloudflare.com. 2411882612 10000 2400 604800 1800
CAA
0 issue "amazon.com"
0 issuewild "letsencrypt.org"
0 issuewild "comodoca.com"
0 issuewild "pki.goog; cansignhttpexchanges=yes"
0 issuewild "digicert.com; cansignhttpexchanges=yes"
0 issue "ssl.com"
0 issue "godaddy.com"
0 issue "digicert.com; cansignhttpexchanges=yes"
0 issue "comodoca.com"
0 issuewild "godaddy.com"
0 issuewild "ssl.com"
0 issue "letsencrypt.org"
0 issue "pki.goog; cansignhttpexchanges=yes"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP