75757575.dk
Last scanned: 2026-08-26 05:44:00  ·  440ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   56ms
🌍 A Records1 records   47ms
📧 MX Records1 records   52ms
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)
🔐 DNSSEC71ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
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
56ms
A
47ms
MX
52ms
AAAA
51ms
TXT
142ms
CAA
45ms
HTTPS
67ms
TLSA
35ms
SOA
0ms
MTA-STS
71ms
DNSSEC
71ms
SRV
68ms
Total
440ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 05:44:00 440ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-12 20:57:07 550ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 15:55:39 8536ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-01 01:17:00 504ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-29 13:25:49 518ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 01:51:21 488ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 13:15:39 678ms 2 NS 1 A 0 MX 🔒 Secure View
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