cdh.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 8 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx01.mail.icloud.com, mx02.mail.icloud.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| TXT Record |
|---|
| apple-domain=5sQTxrYD70dD8EmC |
| v=spf1 include:icloud.com ~all |
| Policy | Record (cdh.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:icloud.com ~all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves cdh.dk: no address www.cdh.dk: no address |
| 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: 5/10 · 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 | 2026101200 |
| 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 | 2001-03-08 |
| Expires | 2027-03-31 (161d) |
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 |
|---|---|
| mldh.dk | Simply.com A/S |
| tdh.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 04:58:26 shown | 1765ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-01 16:03:53 | 860ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-29 15:41:55 | 691ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-28 04:40:08 | 1653ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-20 04:24:27 | 638ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-16 19:55:58 | 759ms | 4 NS 0 A 2 MX | 🔒 Secure |