mguldbaek.dk
Last scanned: 2026-08-30 03:44:06  ·  646ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   33ms
🌍 A Records1 records   34ms
📧 MX Records1 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   29ms
🔐 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)
🔐 DNSSEC104ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082901
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
33ms
A
34ms
MX
32ms
AAAA
29ms
TXT
119ms
CAA
23ms
HTTPS
25ms
TLSA
280ms
SOA
0ms
MTA-STS
35ms
DNSSEC
104ms
SRV
30ms
Total
646ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 03:44:06 646ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 22:56:08 598ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-25 00:09:30 528ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-22 18:49:16 4962ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-17 02:08:23 8833ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-03 09:59:35 1108ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-26 18:05:38 709ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-22 06:36:31 772ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-18 10:21:59 2629ms 2 NS 1 A 4 MX 🔒 Secure View
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