DNS Report: crummy.com

Generated: 2026-08-11T02:55:50-05:00

73/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/205 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.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5548 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: 96-126-96-64.ip.linodeusercontent.com
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA 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
96.126.96.64
AAAA
CNAME
MX
20 in2-smtp.messagingengine.com.
10 in1-smtp.messagingengine.com.
TXT
"v=spf1 include:spf.messagingengine.com ?all"
NS
ns5.linode.com.
ns3.linode.com.
ns2.linode.com.
ns1.linode.com.
ns4.linode.com.
SOA
ns1.linode.com. leonardr.segfault.org. 2021000009 120 120 1209600 3600
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP