401.dk
Last scanned: 2026-08-14 14:55:22  ·  2971ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   271ms
🌍 A Records1 records   302ms
📧 MX Records3 records   254ms
🔷 AAAA Records (IPv6)1 records   326ms
🔐 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 / DANE3 records   309ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod8-cph3.one.com DANE-EE · SPKI · SHA-256 BF2BAC81D64CD548F2920A7E0ADF7907…
SMTP _25._tcp.mx2.pub.mailpod8-cph3.one.com DANE-EE · SPKI · SHA-256 BF2BAC81D64CD548F2920A7E0ADF7907…
SMTP _25._tcp.mx3.pub.mailpod8-cph3.one.com DANE-EE · SPKI · SHA-256 BF2BAC81D64CD548F2920A7E0ADF7907…
🔐 DNSSEC423ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081302
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
271ms
A
302ms
MX
254ms
AAAA
326ms
TXT
535ms
CAA
335ms
HTTPS
275ms
TLSA
309ms
SOA
0ms
MTA-STS
350ms
DNSSEC
423ms
SRV
322ms
Total
2971ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-14 14:55:22 2971ms 2 NS 1 A 3 MX 🔒 Secure View
2026-08-10 02:49:39 2730ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-08 19:13:59 1243ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-20 05:18:51 979ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-16 12:56:16 1711ms 2 NS 1 A 3 MX 🔒 Secure View
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