kjaershaarteknik.dk
Last scanned: 2026-08-27 19:44:25  ·  560ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
🌍 A Records1 records   37ms
📧 MX Records1 records   72ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   37ms
🔐 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)
🔐 DNSSEC81ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081004
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
39ms
A
37ms
MX
72ms
AAAA
37ms
TXT
200ms
CAA
35ms
HTTPS
42ms
TLSA
58ms
SOA
0ms
MTA-STS
80ms
DNSSEC
81ms
SRV
74ms
Total
560ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 19:44:25 560ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-27 09:37:34 693ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-10 10:07:00 2189ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-04 16:26:44 982ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 13:44:36 481ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 23:32:20 1799ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 12:50:47 492ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 15:48:02 2943ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 00:56:59 1168ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 13:09:00 3628ms 2 NS 1 A 0 MX 🔒 Secure View
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