layer3.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 22 January 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.186 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mail.layer3.dk, backup-mx.dbnet.dk. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.215.186 | 3600s | webcluster2.webpod17-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.layer3.dk | 5.103.14.18 | 5.103.14.18.static.fibianet.dk | AS44869 FIBIA P/S |
| 20 | 43200s | backup-mx.dbnet.dk | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.30.215.186 |
| 🔶 Autoconfig | 46.30.215.186 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:106:80d2:21c9:684b:3870 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| nlpim6a81592q23b096nthqg8e |
| www | 46.30.215.134 2a02:2350:5:106:35:dc1d:d708:56a7 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network layer3.dk: 46.30.215.134 2a02:2350:5:106:35:dc1d:d708:56a7 (AS51468) www.layer3.dk: 46.30.215.134 2a02:2350:5:106:35:dc1d:d708:56a7 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026062002 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2004-01-22 |
| Expires | 2027-01-31 (105d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| skemaer.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 23:54:11 | 33718ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-07 10:04:18 | 8410ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-02 06:46:01 | 32824ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-27 05:41:12 | 8705ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-10 05:16:59 | 10515ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-06 19:03:13 | 9220ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-20 02:13:52 | 8858ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-24 05:23:38 | 12696ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-25 11:17:50 shown | 8589ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 12:36:54 | 1179ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 22:47:08 | 9065ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 23:51:59 | 8793ms | 2 NS 1 A 2 MX | 🔒 Secure |