doccheck.dk
Last scanned: 2026-08-26 23:06:44  ·  702ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   64ms
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   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
89.31.143.90 600s — AS202108 united-domains GmbH 89.31.142.0/23 🇩🇪 Germany —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC103ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2024083057
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
64ms
A
47ms
MX
68ms
AAAA
50ms
TXT
246ms
CAA
60ms
HTTPS
64ms
TLSA
68ms
SOA
0ms
MTA-STS
85ms
DNSSEC
103ms
SRV
94ms
Total
702ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 23:06:44 702ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-08-25 19:16:13 9742ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-07-02 02:41:39 1443ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-07-02 01:20:06 780ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 04:18:04 1234ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 04:08:41 8925ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 04:03:44 403ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 04:00:58 635ms 3 NS 1 A 0 MX 🔓 Insecure View
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