surfup.dk is a .dk domain the registry has taken out of service: it is delegated to the registry's own sentinel nameservers (nonexistent.punktum.dk), so it does not resolve. It was registered on 9 August 2026 (WHOIS) and first appeared in the .dk zone on 10 August 2026. 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 |
|---|---|---|---|
| nonexistent.punktum.dk | — | — | — |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves surfup.dk: no address www.surfup.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 |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown (the delegated nameservers don't answer) |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: failure |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-08-09 |
| Expires | 2027-08-08 (286d) |
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 |
|---|---|
| popupsurfshop.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 11:48:37 | 336ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-07 18:06:00 | 340ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-04 18:52:56 | 443ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-26 17:57:05 | 344ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-14 12:19:28 | 1075ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-13 11:07:41 shown | 789ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-10 08:41:16 | 3928ms | 1 NS 0 A 0 MX | ❓ Unknown |