DNS Report: fast.com

Generated: 2026-08-09T11:07:33-05:00

75/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
OKIPv6 (AAAA)10/102 IPv6 address(es) detected.
OKName server redundancy20/206 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.
ERRORDNS propagation0/10Agreement between public resolvers.
ERRORMX records0/200 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 certificate55/5561 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: a23-64-251-56.deploy.static.akamaitechnologies.com
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
23.64.251.56
AAAA
2600:1407:7400:2a4::24fe
2600:1407:7400:286::24fe
CNAME
MX
TXT
"88749490e4fe4905aa126cc035167fb2"
"v=spf1 -all"
NS
a24-65.akam.net.
a26-66.akam.net.
a14-64.akam.net.
a1-242.akam.net.
a7-67.akam.net.
a13-67.akam.net.
SOA
a1-242.akam.net. nicadmin.netflix.com. 26 3600 600 604800 1800
CAA
0 issue "pki.goog"
0 issue "entrust.net"
0 issue "thawte.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP