cmdc.dk is a .dk domain served by 2 nameservers (ns1.cbs.dk, ns2.cbs.dk). It was registered on 16 February 1998 (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.
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (cmdc.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www CNAME | www.cbs.dk (all on cbs.dk) → 130.226.47.57 (AS1835) |
| www vs bare domain | Only www resolves (all like this) |
| 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 |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2017113116 |
| Primary NS (MNAME) | ns1.cbs.dk |
| Responsible (RNAME) | DNS@cbs.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-02-16 |
| Expires | 2027-03-31 (165d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 23:41:54 | 879ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-13 23:25:46 | 812ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-06 10:17:24 shown | 2400ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-04 09:33:09 | 292ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 12:50:48 | 304ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-27 02:14:06 | 449ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-25 01:48:06 | 475ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-22 11:17:14 | 2977ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-09 02:55:48 | 410ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-07 17:25:16 | 357ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-31 15:39:36 | 1254ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-29 20:40:41 | 618ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-28 11:18:26 | 2574ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-24 23:42:53 | 559ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-22 15:01:00 | 1726ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-20 14:28:33 | 1250ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-14 09:37:18 | 2303ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-11 06:31:48 | 513ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-04 01:36:05 | 9360ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-02 08:51:29 | 426ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-26 13:18:58 | 2675ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-24 12:42:19 | 3388ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-18 07:19:05 | 709ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-16 16:43:40 | 448ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-08 13:45:08 | 854ms | 2 NS 0 A 0 MX | 🔒 Secure |