DNS Report: shirky.com

Generated: 2026-08-14T06:37:02+00:00

60/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/203 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.
ERRORDMARC0/25DMARC policy not found.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/552421 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: apache2-heavy.iad1-shared-b8-18.dreamhost.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 response0/40No successful HTTP response.
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
173.236.243.81
AAAA
CNAME
MX
0 mx2.dreamhost.com.
0 mx1.dreamhost.com.
TXT
"v=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all"
NS
ns3.dreamhost.com.
ns1.dreamhost.com.
ns2.dreamhost.com.
SOA
ns1.dreamhost.com. hostmaster.dreamhost.com. 2024050100 16646 600 1814400 300
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP