DNS Report: alistapart.com

Generated: 2026-08-09T04:27:44-05:00

79/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 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 records20/205 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5582 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers12/353 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA 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
199.16.173.72
199.16.172.59
AAAA
CNAME
MX
10 alt4.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
1 aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
TXT
"v=spf1 ip4:216.243.141.0/24 mx ptr include:aspmx.googlemail.com include:_spf.google.com include:spf.mandrillapp.com ?all"
"atomic-domain-49d548c7f6b5238b180e9cad900de7dc961b37c18c813b2df010ea2b2c9a07a3"
"google-site-verification=LKtHxjOEaXtKuQMqwpru2zSRHBgdb80rCGow8ZkpDIY"
NS
ns3.openhostingservice.com.
ns2.openhostingservice.com.
ns4.openhostingservice.com.
ns1.openhostingservice.com.
ns5.openhostingservice.com.
SOA
ns1.openhostingservice.com. hostmaster.pressable.com. 2026060911 10800 3600 604800 3600
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP