opkøber.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 24 September 2017 (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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| www | NXDOMAIN |
| www vs bare domain | Neither resolves opkøber.dk: no address www.opkøber.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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026093000 |
| 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 | 2017-09-24 |
| Expires | 2027-07-31 (285d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 03:29:47 shown | 450ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 03:23:14 | 336ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-29 14:37:54 | 1084ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-26 18:43:30 | 441ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-02 21:44:02 | 613ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-27 10:33:50 | 510ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-25 03:25:54 | 325ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 20:47:32 | 1149ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 10:31:30 | 710ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-06-22 04:21:03 | 1185ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 22:18:19 | 344ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-18 04:17:45 | 604ms | 4 NS 0 A 0 MX | 🔒 Secure |