DNS Report: zum.de

Generated: 2026-08-09T13:29:44-05:00

53/100

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.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
ERRORValid TLS certificate0/55No valid certificate was retrieved.
ERRORCertificate lifetime0/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: zumserver.zum.de
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
46.4.65.203
AAAA
CNAME
MX
5 mail.zum.de.
10 zumserver.zum.de.
TXT
"_acme-challenge.zum.de=tvGkjf0_KK1Jku6woc6eYyH7UluTc9gg5HKU3JFcUiY"
"v=spf1 mx a ip4:46.4.65.203/32 mx:metis.zum.de mx:zumserver.zum.de ip4:88.99.253.153/32 ip4:116.202.233.184/32 ip4:168.119.145.97/32 ip6:2a01:4f8:251:85d::2 ip4:176.9.48.202 ip6:2a01:4f8:150:64c5::2 mx:mail.zum.de -all"
NS
ns1.first-ns.de.
robotns2.second-ns.de.
robotns3.second-ns.com.
SOA
ns1.first-ns.de. dns.hetzner.com. 2026080301 14400 1800 604800 7200
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP