DNS Report: channel4.com

Generated: 2026-08-08T21:58:03-05:00

81/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/204 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 records20/202 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 certificate55/5546 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: ec2-54-246-39-158.eu-west-1.compute.amazonaws.com
OKIPv4 diversity35/35Two 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
54.246.39.158
52.208.213.236
AAAA
CNAME
MX
10 eu-smtp-inbound-2.mimecast.com.
10 eu-smtp-inbound-1.mimecast.com.
TXT
"_ndokv9q4wudz8xoqa2v0n76m640rsxg"
"facebook-domain-verification=aoj6xe4ia6zv9pa60oyg0gb8b09qn9"
"jg02l4gtljwdvp587l9yst7wfhy49w91"
"q348mw8dy8f5625sp3b8mcdjh7gq1smh"
"v=spf1 ip4:52.16.14.52 ip4:195.140.184.0/22 ip4:91.192.40.0/22 include:amazonses.com include:_spf.google.com include:eu._netblocks.mimecast.com include:mail.channel4.com include:gitlab.channel4.com include:em7815.channel4.com ~all"
"google-site-verification=74fv47FmtsFTQKexq3E3Aoc9wzfloilWotg0sGO9zHM"
"_fll40i3jwu0v9mdj8by1zeexxqnwn49"
"_d9fobryb9tqfk45536hpew2uv4vk7fj"
"ZOOM_verify_Y2dFAf9XSvKUg2ORTS2gbA"
"MS=ms29366648"
NS
ns-1312.awsdns-36.org.
ns-614.awsdns-12.net.
ns-1975.awsdns-54.co.uk.
ns-216.awsdns-27.com.
SOA
ns-1312.awsdns-36.org. hostmaster.channel4.com. 1 7200 900 1209600 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP