semdk.dk
Last scanned: 2026-08-26 13:29:05  ·  9623ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   43ms
NameserverIP addressesPTRASN / ISP
ns1a.dodns.net 2001:8d8:fe:53:217:160:82:254
217.160.82.254		 ns1a.dodns.net
ns1a.dodns.net		 AS8560 IONOS SE
AS8560 IONOS SE
ns2a.dodns.net 185.132.35.254
2607:f1c0:fe:53:185:132:35:254		 ns2a.dodns.net
ns2a.dodns.net		 AS15418 Fasthosts Internet Limited
AS15418 Fasthosts Internet Limited
🌍 A Records1 records   61ms
IPTTLPTRASNISP / OrgCIDRCountryCity
62.146.133.166 3600s semdk.dk AS15598 NorthC Deutschland GmbH 62.146.128.0/19 🇩🇪 Germany —
📧 MX Records1 records   57ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.semdk.dk 62.146.133.166 semdk.dk AS15598 NorthC Deutschland GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover62.146.133.166
🔶 Autoconfig62.146.133.166
🔷 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)
🔐 DNSSEC9088ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial8
Primary NS (MNAME)ns1.dodns.net
Responsible (RNAME)hostmaster@dodns.net
Refresh86400s
Retry7200s
Expire3600000s
Minimum (neg-cache TTL)172800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
43ms
A
61ms
MX
57ms
AAAA
63ms
TXT
306ms
CAA
68ms
HTTPS
66ms
TLSA
135ms
SOA
0ms
MTA-STS
97ms
DNSSEC
9088ms
SRV
94ms
Total
9623ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 13:29:05 9623ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 14:17:59 2571ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 12:17:07 825ms 2 NS 1 A 1 MX 🔓 Insecure View
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