DNS Report: lwn.net

Generated: 2026-08-09T01:10:41-05:00

83/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
OKIPv6 (AAAA)10/101 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 records20/201 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 certificate55/5549 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers16/354 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: prodcs.lwn.net
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/1.1 200 OK
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
173.255.236.65
AAAA
2600:3c03::f03c:93ff:febd:80f5
CNAME
MX
1800 ms.lwn.net.
TXT
"v=spf1 a:mail.lwn.net a:prod.lwn.net a:git.lwn.net a:ms.lwn.net -all"
"google-site-verification=OmAnDDLmCZvY_c-5hSzY_uEpHDcaIAVlW69_Bw9IG0U"
NS
mdns.lwn.net.
static.lwn.net.
SOA
mdns.lwn.net. corbet.lwn.net. 2026061018 14400 3600 1209600 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP