btb2021.dk is a .dk domain with no delegation in this scan. It was registered on 5 November 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 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.
| www | 85.235.243.20 (AS3308) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | Not applicable: the domain has no delegation, so there is no zone to validate (stored verdict: ❓ Unknown). |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: failure |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2020-11-05 |
| Expires | 2026-11-30 (41d) |
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 |
|---|---|---|---|
| 2026-09-30 11:48:08 | 402ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-01 07:01:32 | 562ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-22 12:30:23 | 5162ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-26 21:09:34 | 479ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-23 13:52:46 | 617ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-23 10:42:59 shown | 1171ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 17:48:10 | 2354ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 17:45:15 | 1142ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 17:30:20 | 413ms | 2 NS 1 A 0 MX | 🔒 Secure |