401.dk

📜 Historical scan 2026-06-16 12:56:16  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

401.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 December 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.120 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod8-cph3.one.com, mx2.pub.mailpod8-cph3.one.com and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   89ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —

🌍 A Records#

1 records   131ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.120 — webcluster2.webpod16-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark —

📧 MX Records#

3 records   111ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.pub.mailpod8-cph3.one.com 185.164.14.102 mx1.pub.mailpod8-cph3.one.com AS51468 One.com A/S
10 — mx2.pub.mailpod8-cph3.one.com 185.164.14.103 mx2.pub.mailpod8-cph3.one.com AS51468 One.com A/S
10 — mx3.pub.mailpod8-cph3.one.com 185.164.14.104 mx3.pub.mailpod8-cph3.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   86ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:111:80c5:65dd:18df:f536 — — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 00:03:48
www46.30.215.120 2a02:2350:5:111:80c5:65dd:18df:f536 (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

3 records   117ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod8-cph3.one.com DANE-EE · SPKI · SHA-256 026A3DCAF3804B72DA8C105B5ADC0C7D…
SMTP _25._tcp.mx2.pub.mailpod8-cph3.one.com DANE-EE · SPKI · SHA-256 026A3DCAF3804B72DA8C105B5ADC0C7D…
SMTP _25._tcp.mx3.pub.mailpod8-cph3.one.com DANE-EE · SPKI · SHA-256 026A3DCAF3804B72DA8C105B5ADC0C7D…

🔐 DNSSEC#

270ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

76ms
FieldValue
Serial2026061501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-11 05:14:09
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2005-12-27
Expires2026-12-31 (75d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
89ms
A
131ms
MX
111ms
AAAA
86ms
TXT
281ms
CAA
103ms
HTTPS
84ms
TLSA
117ms
SOA
76ms
MTA-STS
120ms
DNSSEC
270ms
SRV
0ms
Total
1711ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 00:03:48 669ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-12 13:48:34 2466ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-09 10:54:37 827ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-07 10:28:09 670ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-24 04:47:45 573ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-11 10:38:39 889ms 2 NS 1 A 3 MX 🔒 Secure
2026-09-04 08:39:31 2170ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-14 14:55:22 2971ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-10 02:49:39 2730ms 2 NS 1 A 3 MX 🔒 Secure
2026-07-08 19:13:59 1243ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-20 05:18:51 979ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-16 12:56:16 shown 1711ms 2 NS 1 A 3 MX 🔒 Secure
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