DNS Report: dguv.de

Generated: 2026-08-09T22:40:46-05:00

77/100

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.
ERRORDKIM0/20No tested DKIM selector responded.
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 headers16/354 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: www.sifa-online.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
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
91.224.227.67
AAAA
CNAME
MX
10 mail100b.cnuv.de.
10 mail100a.cnuv.de.
TXT
"mindmanager-verification=ed657e15507c34eef9cc270ab1cd2362711e411f092e917777cc5db729f5b263"
"swisssign-check=JIyUY8vwYNDp00Xdv8wfyNEXqVQ"
"atlassian-domain-verification=UR758Pw02YZfQaECFSyFaAq9a36V1FN90xUnXafQRFZnJfxJcou9hbwAaGWVPLxZ"
"apple-domain-verification=Pz7Ns5WzBfyat6gE"
"MS=95FF736E97631E59715B31D81B8E47C9EBCB36D6"
"MS=ms40993016"
"MS=ms27401653"
"cisco-ci-domain-verification=50ccce959b4c8a8848dcd36768602ec3e8e3562667c4df5a869a32a15a4e7352"
"v=spf1 include:spf.dguv.de include:_spf.pec.dguv.de include:_spf.cnuv.de ~all"
NS
pns.dtag.de.
ns.cnuv.de.
secondary006.dtag.net.
SOA
ns.cnuv.de. dns-admin.isa.cnuv.de. 2012031276 10800 3600 2419200 600
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP