cosh.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 23 October 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|
| ns1.simply.com | — | — | — |
| ns2.simply.com | — | — | — |
| ns3.simply.com | — | — | — |
| ns4.simply.com | — | — | — |
| www CNAME | cname.vercel-dns.com (all on vercel-dns.com) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2022070203 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-10-23 |
| Expires | 2027-10-22 (362d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-24 16:17:45 | 501ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-02 13:16:57 | 602ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-31 21:58:13 | 785ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-30 20:26:31 | 610ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-28 10:01:55 | 5138ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 09:00:09 | 774ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-26 08:48:28 | 8533ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-25 08:36:31 | 16685ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-24 08:20:11 | 693ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-23 08:01:44 | 561ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-22 01:28:19 | 668ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-20 14:50:46 | 589ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-19 07:23:11 | 9719ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-18 05:52:07 | 996ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-17 04:47:23 | 2776ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-13 00:26:08 | 8540ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-11 05:43:38 | 711ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-09 15:31:00 | 1037ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-08 12:07:28 | 1008ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-07 01:43:47 | 732ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-04 12:06:33 | 2378ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-03 18:44:22 | 566ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-28 10:14:04 | 509ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-25 12:24:08 | 2137ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-23 02:49:44 | 909ms | 4 NS 0 A 0 MX | 🔒 Secure |