DNS Report: pragprog.com

Generated: 2026-08-10T04:39:26-05:00

75/100

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.
OKCAA policy5/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/202 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 certificate55/5561 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
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
64.23.242.214
AAAA
CNAME
MX
10 mx1.emailsrvr.com.
20 mx2.emailsrvr.com.
TXT
"google-site-verification=aaQupeaj2Y1RYRFl6M599QBYIuP6pCOihDLS9t0cLYY"
"v=DMARC1; p=quarantine; rua=mailto:ead94e32@in.mailhardener.com"
"v=spf1 include:spf0.pragprog.com ~all"
NS
ns-1266.awsdns-30.org.
ns-960.awsdns-56.net.
ns-1538.awsdns-00.co.uk.
ns-275.awsdns-34.com.
SOA
ns-960.awsdns-56.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
CAA
0 issue "letsencrypt.org"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP