bu10k.dk
Last scanned: 2026-08-27 12:25:31  ·  2495ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   70ms
NameserverIP addressesPTRASN / ISP
dns-a.duelhost.dk 138.201.61.68 cde3.duelhost.dk AS24940 Hetzner Online GmbH
dns-b.duelhost.dk 195.201.247.10 dns-b.duelhost.dk AS24940 Hetzner Online GmbH
🌍 A Records1 records   2053ms
IPTTLPTRASNISP / OrgCIDRCountryCity
138.201.61.68 98s cde3.duelhost.dk AS24940 Hetzner Online GmbH 138.201.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   92ms
PriorityTTLMail ServerIP addressesPTRASN
10 100s mail.bu10k.dk 138.201.61.68 cde3.duelhost.dk AS24940 Hetzner Online GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   300ms
TXT Record
v=spf1 a mx include:relay.mailchannels.net -all
✉️ SPF
PolicyRecord (bu10k.dk)
-all (hard fail) v=spf1 a mx include:relay.mailchannels.net -all
📨 DMARC
PolicyRecord (_dmarc.bu10k.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)
🔐 DNSSEC126ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026081303
Primary NS (MNAME)dns-a.duelhost.dk
Responsible (RNAME)hostmaster@bu10k.dk
Refresh3600s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
70ms
A
2053ms
MX
92ms
AAAA
80ms
TXT
300ms
CAA
90ms
HTTPS
92ms
TLSA
96ms
SOA
0ms
MTA-STS
105ms
DNSSEC
126ms
SRV
129ms
Total
2495ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 12:25:31 2495ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-14 21:44:12 8640ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-02 00:00:54 701ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 17:37:18 3355ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 17:34:32 1613ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 17:30:35 690ms 2 NS 1 A 1 MX 🔓 Insecure View
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