holberg-trading.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 18 May 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns07.sac-it.dk | 85.235.243.63 | ns07.sac-it.dk | AS3308 Norlys Telco A/S |
| ns08.sac-it.dk | 128.76.60.63 | ns08.sac-it.dk | AS3292 TDC Holding A/S |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves holberg-trading.dk: no address www.holberg-trading.dk: no address |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026101501 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@holberg-trading.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2000-05-18 |
| Expires | 2030-06-30 (1347d) |
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 |
|---|---|
| b2bdeluxe.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 06:15:11 shown | 568ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-08 19:07:41 | 1341ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-02 18:20:48 | 472ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-01 07:27:30 | 509ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-25 05:48:48 | 426ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-24 19:38:13 | 481ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-21 04:08:45 | 576ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-11 00:21:32 | 550ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-03 21:00:19 | 390ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-27 15:31:43 | 384ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-20 20:33:19 | 4188ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-13 06:01:29 | 676ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-06 13:57:17 | 467ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-30 23:11:32 | 481ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-23 06:37:24 | 8409ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-17 12:01:49 | 553ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-15 16:14:13 | 1120ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-03 10:12:57 | 2349ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-27 08:25:44 | 337ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-21 11:30:50 | 666ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-21 06:03:12 | 1161ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 07:04:59 | 827ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 13:14:17 | 260ms | 0 NS 0 A 0 MX | ❓ Unknown |