DNS Report: zkm.de

Generated: 2026-08-10T23:09:00-05:00

79/100

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 records20/204 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 certificate55/55141 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: www.zkm.de
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
193.197.168.188
AAAA
CNAME
MX
30 a1431.mx.srv.dfn.de.
30 b1431.mx.srv.dfn.de.
20 fortimail.zkm.de.
30 c1431.mx.srv.dfn.de.
TXT
"google-site-verification=dfBtFSTRo66eUH0dc-sNg4bgbntbz6XMYMtltsq0VNk"
"v=spf1 ip4:193.197.168.0/22 ip4:193.197.172.0/24 ip4:54.246.220.150 ip4:54.246.224.90 ip4:208.91.114.151 include:_spf.rexx-suite.com include:mailgun.org ~all"
"apple-domain-verification=cAkT3PrPl281VWdI"
"bw=uqDW9nAlzCDNMWAcBdwFxqxDG8NQwsy8XYnJky3DDDSz"
NS
dns.zkm.de.
infoblox.zkm.de.
dns3.belwue.de.
dns1.belwue.de.
SOA
infoblox.zkm.de. hostmaster.zkm.de. 2022114623 10800 3600 2419200 900
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP