DNS Report: uni-osnabrueck.de

Generated: 2026-08-10T07:23:39-05:00

84/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
OKIPv6 (AAAA)10/101 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 records20/203 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 certificate55/55181 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: t3prod4g.rz.uni-osnabrueck.de
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
131.173.17.203
AAAA
2001:638:508:100::83ad:11cb
CNAME
MX
60 a2411.mx.srv.dfn.de.
60 c2411.mx.srv.dfn.de.
60 b2411.mx.srv.dfn.de.
TXT
"MS=F7AB0550ED5397BE998EB88CBD0E5F82D6851A62"
"google-gws-recovery-domain-verification=65368653"
"7256bbaf-02f7-4f8f-8edd-928234e5ed08"
"google-site-verification=J3ZwOfNa3q_gqnhQ0pjG2ItIweptYl4teLM1cfFISMg"
"brevo-code:8be95397c5b7b7d63d03554f1a3020af"
"v=spf1 mx include:uni-pur.spf-incl.uni-osnabrueck.de include:dez6-add.spf-incl.uni-osnabrueck.de include:spf.mailsupport.dfn.de -all"
NS
dns-3.serv.uni-osnabrueck.de.
dns-2.serv.uni-osnabrueck.de.
dns-1.serv.uni-osnabrueck.de.
SOA
dns-1.serv.uni-osnabrueck.de. dnsadmin.uni-osnabrueck.de. 803579721 3602 1802 1209600 1202
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
100 10 "S" "x-eduroam:radius.tls" "" _radsec._tcp.eduroam.de.
TLSA
SSHFP