DNS Report: gutenberg.org

Generated: 2026-08-08T18:58:39-05:00

66/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
OKIPv6 (AAAA)10/101 IPv6 address(es) detected.
OKName server redundancy20/202 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 records20/207 MX record(s).
ERRORSPF0/25SPF policy not found.
ERRORDMARC0/25DMARC policy not found.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5598 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.
OKIPv6 connectivity35/35AAAA 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
152.19.134.47
AAAA
2610:28:3090:3000:0:bad:cafe:47
CNAME
MX
30 aspmx3.googlemail.com.
20 alt2.aspmx.l.google.com.
30 aspmx5.googlemail.com.
30 aspmx2.googlemail.com.
10 aspmx.l.google.com.
30 aspmx4.googlemail.com.
20 alt1.aspmx.l.google.com.
TXT
"google-site-verification=Pdx3wFBIiPEEeFgk1mMu_nljd4YYt6W7royvvBURaSU"
NS
ns2.unc.edu.
ns.unc.edu.
SOA
ib-hm.net.unc.edu. host-reg.unc.edu. 2019012441 10800 3600 2419200 900
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP