DNS Report: dfki.de

Generated: 2026-08-11T08:29:59-05:00

78/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/205 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 records20/201 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 certificate55/55204 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers31/358 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: lnv-91057.sb.dfki.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 response0/40HTTP/2 403
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
134.96.191.57
AAAA
CNAME
MX
0 dfki-de.mail.protection.outlook.com.
TXT
"v=spf1 include:spf-sb.dfki.de include:spf-kl.dfki.de include:spf-x.dfki.de include:spf.protection.outlook.com include:spfa.myconvento.com ~all"
"MS=8CFBE5FC2F594347D3578EE9B29997E004FDAF0E"
"_telesec-domain-validation=2025-02-18_ALjPA1kGxDGUjsm1EtBUeH8aajovKFyPE6vOEtgqcr4yhXaxNp"
"google-site-verification=6iKtuyAdMvNDq_EvhxhMP-GXOlSDSjUgkvoDwFjBcGQ"
"adobe-idp-site-verification=267539f8a8a260369b0162359443db47a3d709c51c1552a16db95a29319a2229"
NS
ns2.dfki.de.
ns.rz.uni-saarland.de.
deneb.dfn.de.
ns1.dfki.de.
ns.informatik.uni-bremen.de.
SOA
ns1.dfki.de. hostmaster.dfki.de. 2026073100 21600 3600 3600000 86400
CAA
0 issue "pki.dfn.de"
0 issue "sectigo.com"
0 issue "letsencrypt.org"
0 issue "harica.gr"
0 issue "telesec.de"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP