DNS Report: ubuntuusers.de

Generated: 2026-08-10T21:26:58-05:00

79/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
OKIPv6 (AAAA)10/101 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 records20/201 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 certificate55/5542 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers12/353 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
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
188.64.56.49
AAAA
2a00:6140:100:398::1
CNAME
MX
10 oversight2.ubuntu-at.org.
TXT
"google-site-verification=CmRmhP5M_Pk2GpNVdX3d95RqOQPdcpacPdpUpPvMtfo"
"v=spf1 ip4:37.252.250.200/29 -all"
"google-site-verification=YZ8Y4JxiJswjfDLrwhf1aL_GPGa1TkEn3SG51zMbj0E"
NS
nsc3.schlundtech.de.
nsb3.schlundtech.de.
nsa3.schlundtech.de.
nsd3.schlundtech.de.
SOA
nsa3.schlundtech.de. webmaster.ubuntuusers.de. 2025090700 43200 7200 1209600 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP