5771.dk
Last scanned: 2026-08-18 22:58:46  ·  2520ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   150ms
🌍 A Records1 records   80ms
📧 MX Records1 records   164ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 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)
🔐 DNSSEC292ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081801
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 RegistrationWHOIS fetched 2026-06-20 11:07:06
FieldValue
RegistrarONE.COM A/S
Registered2008-03-14
Expires2029-03-31 (941d)
📋 WHOIS
⏱️ Lookup Timing
NS
150ms
A
80ms
MX
164ms
AAAA
101ms
TXT
420ms
CAA
131ms
HTTPS
137ms
TLSA
155ms
SOA
0ms
MTA-STS
927ms
DNSSEC
292ms
SRV
198ms
Total
2520ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-18 22:58:46 2520ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-19 01:14:29 976ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 23:03:54 506ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 18:33:25 463ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 11:04:41 686ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:48:42 438ms 2 NS 1 A 0 MX 🔒 Secure View
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