DNS Report: linuxquestions.org

Generated: 2026-08-09T21:32:26-05:00

68/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 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 records20/203 MX record(s).
OKSPF25/25SPF policy published.
ERRORDMARC0/25DMARC policy not found.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5564 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers31/358 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: 25.195.244.35.bc.googleusercontent.com
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40HTTP/1.1 403 Forbidden
ERRORHTTPS final URL0/20Final URL is not HTTPS.

DNS Records

TipoValues
A
35.244.195.25
AAAA
CNAME
MX
20 alt2.aspmx.l.google.com.
10 aspmx.l.google.com.
20 alt1.aspmx.l.google.com.
TXT
"v=spf1 a ip4:35.239.126.218 ip4:104.154.38.197 include:aspmx.googlemail.com include:sendgrid.net include:amazonses.com include:spf.mandrillapp.com include:_spf.google.com ~all"
NS
ns-cloud-d4.googledomains.com.
ns-cloud-d3.googledomains.com.
ns-cloud-d2.googledomains.com.
ns-cloud-d1.googledomains.com.
SOA
ns-cloud-d1.googledomains.com. cloud-dns-hostmaster.google.com. 1 21600 3600 259200 300
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP