seifert-mb.dk
Last scanned: 2026-08-26 20:32:53  ·  913ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   65ms
NameserverIP addressesPTRASN / ISP
ns5.kasserver.com 85.13.128.3 ns5.kasserver.com AS34788 Neue Medien Muennich GmbH
ns6.kasserver.com 85.13.159.101 ns6.kasserver.com AS34788 Neue Medien Muennich GmbH
🌍 A Records1 records   56ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.13.137.244 7200s dd17124.kasserver.com AS34788 Neue Medien Muennich GmbH 85.13.128.0/18 🇩🇪 Germany —
📧 MX Records1 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
10 7200s w0174362.kasserver.com 85.13.137.244 dd17124.kasserver.com AS34788 Neue Medien Muennich GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover85.13.137.244
🔶 Autoconfig85.13.137.244
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   348ms
TXT Record
v=spf1 a mx include:spf.kasserver.com ~all
✉️ SPF
PolicyRecord (seifert-mb.dk)
~all (soft fail) v=spf1 a mx include:spf.kasserver.com ~all
📨 DMARC
PolicyRecord (_dmarc.seifert-mb.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC107ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2605170034
Primary NS (MNAME)ns5.kasserver.com
Responsible (RNAME)hostmaster@kasserver.com
Refresh28800s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)7200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
65ms
A
56ms
MX
58ms
AAAA
78ms
TXT
348ms
CAA
64ms
HTTPS
61ms
TLSA
222ms
SOA
0ms
MTA-STS
85ms
DNSSEC
107ms
SRV
125ms
Total
913ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 20:32:53 913ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-16 06:18:26 24561ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 01:00:19 1389ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 19:20:26 1127ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 15:11:38 2575ms 2 NS 1 A 1 MX ❓ Unknown View
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