cbu.dk is a registered .dk domain whose nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 2 May 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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.
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown (the delegated nameservers don't answer) |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: failure |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2005-05-02 |
| Expires | 2027-05-31 (217d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-23 13:30:21 | 10120ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-24 07:36:12 | 1658ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-23 06:22:02 | 6223ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-22 06:05:07 | 2014ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-21 05:58:59 | 5168ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-20 05:36:48 | 10384ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-19 04:49:03 | 1799ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-18 03:44:52 | 10268ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-16 23:40:55 | 4386ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-14 07:33:47 | 6284ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-12 03:10:08 | 3289ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-09 19:20:46 | 5144ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-08 06:57:19 | 3310ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-06 20:33:34 | 2026ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-05 10:09:04 | 3477ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-02 08:48:07 shown | 1522ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 12:37:29 | 1160ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-26 12:10:24 | 1428ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-25 11:51:09 | 3987ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-24 11:48:28 | 1107ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-23 11:21:48 | 1366ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-22 08:21:12 | 1147ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-21 00:51:06 | 1235ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-19 14:26:58 | 1146ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-18 13:28:59 | 4274ms | 4 NS 0 A 0 MX | ❓ Unknown |