DNS Report: 1blu.de

Generated: 2026-08-10T06:28:57-05:00

71/100

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 records20/201 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 certificate55/5589 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
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/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
178.254.4.208
AAAA
CNAME
MX
10 mail.1blu.de.
TXT
"v=spf1 mx include:_spf.mailrelay.rrpproxy.net include:spf.crowdtech.com ~all"
"google-site-verification=YB1n7Xwjh3GkBrW5Q1lq9pZCUH7CDHFIGSrW-pbcvoI"
NS
ns1.1blu-dns.de.
ns2.1blu-dns.eu.
ns3.1blu-dns.net.
SOA
ns1.1blu-dns.de. hostmaster.1blu.de. 2026081018 14400 3600 604800 180
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP