merkle.dk
Last scanned: 2026-09-02 09:27:30  ·  729ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   49ms
NameserverIP addressesPTRASN / ISP
ns.udag.de 2001:8d8:fe:53:217:160:80:253
217.160.80.253		 ns.udag.de
ns.udag.de		 AS8560 IONOS SE
AS8560 IONOS SE
ns.udag.net 185.132.33.253
2607:f1c0:fe:53:185:132:33:253		 ns.udag.net
ns.udag.net		 AS15418 Fasthosts Internet Limited
AS15418 Fasthosts Internet Limited
ns.udag.org 185.132.34.253
2607:f1c0:fe:53:185:132:34:253		 ns.udag.org
ns.udag.org		 AS15418 Fasthosts Internet Limited
AS15418 Fasthosts Internet Limited
🌍 A Records1 records   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
89.31.143.93 3600s — AS202108 united-domains GmbH 89.31.142.0/23 🇩🇪 Germany —
📧 MX Records2 records   64ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx00.udag.de 62.146.106.39 mx00.udag.de AS15598 NorthC Deutschland GmbH
20 3600s mx01.udag.de 62.146.106.40 mx01.udag.de AS15598 NorthC Deutschland GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover89.31.143.93
🔶 Autoconfig89.31.143.93
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   357ms
TXT Record
v=spf1 include:_smtp.udag.de ~all
✉️ SPF
PolicyRecord (merkle.dk)
~all (soft fail) v=spf1 include:_smtp.udag.de ~all
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 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)
🔐 DNSSEC87ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2024010403
Primary NS (MNAME)ns.udag.de
Responsible (RNAME)hostmaster@united-domains.de
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
49ms
A
50ms
MX
64ms
AAAA
39ms
TXT
357ms
CAA
47ms
HTTPS
71ms
TLSA
78ms
SOA
0ms
MTA-STS
79ms
DNSSEC
87ms
SRV
109ms
Total
729ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 09:27:30 729ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-28 14:35:00 1770ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-25 16:37:53 1825ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-25 03:54:54 764ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-19 22:53:30 650ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 12:18:37 623ms 3 NS 1 A 2 MX 🔓 Insecure View
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