perimetersikring.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 14 May 2001 (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 this 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 perimetersikring.dk: no address www.perimetersikring.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 | 2026082001 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@perimetersikring.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2001-05-14 |
| Expires | 2027-06-30 (252d) |
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 |
|---|---|---|---|
| 2026-10-16 06:50:29 | 459ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-08 15:45:20 | 1988ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-01 14:59:58 | 330ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-30 14:49:48 | 553ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-29 15:43:27 | 444ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-24 18:56:15 | 469ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-23 15:35:05 | 536ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-19 00:21:03 | 507ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-11 22:14:23 | 857ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-04 21:10:57 | 442ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-28 01:03:06 | 360ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-27 00:57:44 shown | 484ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-20 04:57:50 | 482ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-13 11:31:45 | 508ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-07 12:14:49 | 796ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-03 18:52:50 | 993ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-23 12:52:14 | 9436ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-17 08:58:33 | 487ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-10 07:03:18 | 1004ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-03 11:27:47 | 1577ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-26 00:07:25 | 909ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-21 14:12:52 | 432ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-20 07:19:26 | 492ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-18 02:30:45 | 435ms | 2 NS 0 A 0 MX | 🔓 Insecure |