DNS Report: duh.de

Generated: 2026-08-11T16:11:03-05:00

73/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/202 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 records20/204 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 certificate55/55155 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: server1.holzmann-web.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/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
195.34.83.46
AAAA
CNAME
MX
30 mx03.hornetsecurity.com.
20 mx02.hornetsecurity.com.
40 mx04.hornetsecurity.com.
10 mx01.hornetsecurity.com.
TXT
"apple-domain-verification=7Zo7oa5CQXSudGrZ"
"kK9qe+Vyy1YUvAmDpT6r/R1C7y8iq9NBteCsrb2sV8H6PLFSQplVKoLHwcRBD61OapxXTBYIt9g0bcZlJZYWZg=="
"MS=ms32739540"
"v=spf1 include:spf.hornetsecurity.com include:spf.protection.outlook.com include:emsd1.com include:_spf.duh.de ip4:195.34.83.46 ip4:5.9.249.1 ip4:88.134.178.187 ip4:62.146.106.0/24 ip4:89.22.100.62 ~all"
"MS=ms61489296"
"Dr+EJbsmNS0n+IxMye4VAPm6CN4xZFW6Lewu36AmZnDeU1umwwdukakp7HbVcEB0vyLDTYxSGUtXnFnLmg7scw=="
"google-site-verification=PM_xrNi-Seu3oVltZX_ovAWpj4Dg6O77ALVwrSQWT3g"
"google-site-verification=CS_8cWSANYRBR1CMaHv7GPu5X-xhjo4vQ0a2sIgFJb8"
NS
grace.ns.cloudflare.com.
rick.ns.cloudflare.com.
SOA
grace.ns.cloudflare.com. dns.cloudflare.com. 2411918233 10000 2400 604800 1800
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP