DNS Report: simonwillison.net

Generated: 2026-08-09T09:41:40-05:00

74/100

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.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/207 MX record(s).
ERRORSPF0/25SPF policy not found.
OKDMARC25/25DMARC policy published.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5544 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 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.
OKHTTP response40/40HTTP/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
172.67.136.172
104.21.56.206
AAAA
2606:4700:3036::ac43:88ac
2606:4700:3035::6815:38ce
CNAME
MX
10 aspmx2.googlemail.com.
5 alt1.aspmx.l.google.com.
1 aspmx.l.google.com.
10 aspmx4.googlemail.com.
10 aspmx5.googlemail.com.
5 alt2.aspmx.l.google.com.
10 aspmx3.googlemail.com.
TXT
"openai-domain-verification=dv-JhuPPoSWBBabWminrtBHji7Y"
"google-site-verification=8GB3C6bWThvLDooMmCFAeCFKkOk_7g5ceMdre2ReNT4"
NS
zita.ns.cloudflare.com.
nash.ns.cloudflare.com.
SOA
nash.ns.cloudflare.com. dns.cloudflare.com. 2411652732 10000 2400 604800 1800
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP