ostekniv.dk is a .dk domain served by 2 nameservers (damon.ns.cloudflare.com, dora.ns.cloudflare.com). It was registered on 5 January 2021 (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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2.28.50.87 | 3600s | static.87.50.28.2.clients.your-server.de | AS24940 | — | — | 🇩🇪 Germany | — |
| www | 2.28.50.87 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.ostekniv.dk | afDufGaiFvqz3rsMkXcNgpbW8upZQ5Tru8wCv7bz78c |
| TXT | _acme-challenge.ostekniv.dk | xXI1YifG-EaHVX3dDw2yPbiR4LriB_RtERpp-FAnCzc |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413756976 |
| Primary NS (MNAME) | damon.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-01-05 |
| Expires | 2027-01-31 (96d) |
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).
Showing 100 of 2,140.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-24 00:11:22 | 2305ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-01 05:30:36 | 440ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-26 06:42:13 | 527ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-10 21:55:41 | 599ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-03 19:20:39 shown | 468ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-26 22:47:35 | 423ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-10 14:18:36 | 1231ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 09:37:26 | 1025ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-21 21:58:20 | 2473ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-20 15:51:10 | 1080ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:03:23 | 794ms | 2 NS 1 A 1 MX | 🔓 Insecure |