cao.dk is a .dk domain served by 2 nameservers (ns1.dns-parking.com, ns2.dns-parking.com). It was registered on 31 January 2026 (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 |
|---|---|---|---|---|---|---|---|
| 2.57.91.91 | 300s | — | AS47583 | — | — | — | — |
| www CNAME | cao.dk (all on cao.dk) → 2.57.91.91 (AS47583) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 2026061801 |
| Primary NS (MNAME) | ns1.dns-parking.com |
| Responsible (RNAME) | dns@hostinger.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Realtime Register B.V. |
| Registered | 2026-01-31 |
| Expires | 2027-01-30 (99d) |
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 |
|---|---|
| branco.dk | Realtime Register B.V. |
| eltavle-kobenhavn.dk | Punktum dk A/S (direct) |
| noahcarter.dk | Realtime Register B.V. |
| tattoocorner.dk | Punktum dk A/S (direct) |
| websire.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 15:37:31 | 1396ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-15 12:17:35 | 699ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-09 00:04:57 | 1852ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-01 22:11:42 | 919ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-30 22:05:48 | 905ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-24 15:59:30 | 784ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-21 19:16:03 | 1177ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-14 17:58:19 | 835ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-03 12:31:52 | 679ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-27 21:05:59 | 851ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-20 11:39:21 | 9559ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-14 20:55:06 | 9579ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-07 03:33:37 | 8827ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-01 05:16:42 | 1319ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-23 19:42:39 | 9576ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-17 21:59:38 | 844ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-10 19:34:23 | 786ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-03 19:48:30 | 2431ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-02 02:04:47 | 747ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-20 03:22:49 shown | 1040ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 19:10:12 | 441ms | 2 NS 1 A 0 MX | 🔓 Insecure |