fletvaerk.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 | 63.0-127.243.235.85.in-addr.arpa | 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 fletvaerk.dk: no address www.fletvaerk.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 | 2026062501 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@fletvaerk.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 (250d) |
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 |
|---|---|---|---|
| 2026-10-15 16:03:38 | 542ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-08 23:58:26 | 494ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-01 22:02:32 | 1224ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-24 20:00:11 | 510ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-21 20:08:10 | 682ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-11 23:44:05 | 2311ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-03 18:12:55 | 339ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-28 02:04:46 | 376ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-27 00:32:56 | 1003ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-20 04:53:54 | 909ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-14 07:36:35 | 527ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-07 22:21:15 | 9383ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-31 12:13:11 | 457ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-23 09:28:32 | 8316ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-16 19:12:19 | 516ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-10 18:11:52 | 518ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-03 14:39:44 | 363ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-26 13:30:45 shown | 419ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-21 20:14:15 | 376ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 09:47:42 | 343ms | 2 NS 0 A 0 MX | ⚠️ Bogus |