4440.dk
📜 Historical scan 2026-06-16 12:57:14  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   71ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   96ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.107 — webcluster2.webpod13-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark —
📧 MX Records3 records   78ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.pub.mailpod4-cph3.one.com 185.164.14.38 mx1.pub.mailpod4-cph3.one.com AS51468 One.com A/S
10 — mx2.pub.mailpod4-cph3.one.com 185.164.14.39 mx2.pub.mailpod4-cph3.one.com AS51468 One.com A/S
10 — mx3.pub.mailpod4-cph3.one.com 185.164.14.40 mx3.pub.mailpod4-cph3.one.com AS51468 One.com A/S
🔷 AAAA Records (IPv6)1 records   65ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10b:805b:9484:45ba:c647 — — AS51468 One.com A/S 2a02:2350::/32 🇩🇰 Denmark Copenhagen
🔐 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   125ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod4-cph3.one.com DANE-EE · SPKI · SHA-256 3CD1D5B4EDAC2BB288B196C074B1A2B1…
SMTP _25._tcp.mx2.pub.mailpod4-cph3.one.com DANE-EE · SPKI · SHA-256 3CD1D5B4EDAC2BB288B196C074B1A2B1…
SMTP _25._tcp.mx3.pub.mailpod4-cph3.one.com DANE-EE · SPKI · SHA-256 3CD1D5B4EDAC2BB288B196C074B1A2B1…
🔐 DNSSEC198ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA83ms
FieldValue
Serial2026061305
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
71ms
A
96ms
MX
78ms
AAAA
65ms
TXT
182ms
CAA
77ms
HTTPS
86ms
TLSA
125ms
SOA
83ms
MTA-STS
102ms
DNSSEC
198ms
SRV
0ms
Total
1630ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 18:32:26 688ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-23 16:42:10 1106ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-13 21:25:15 990ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-22 19:02:45 1531ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-17 01:32:28 8789ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-24 18:55:43 865ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-24 08:52:12 1566ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-16 12:57:14 1630ms 2 NS 1 A 3 MX 🔒 Secure View
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