blockhost.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 13 October 2025 (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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| nonexistent.punktum.dk | — | — | — |
| www | 104.21.14.86 172.67.158.133 2606:4700:3036::ac43:9e85 2606:4700:3037::6815:e56 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network blockhost.dk: 104.21.14.86 172.67.158.133 2606:4700:3036::ac43:9e85 2606:4700:3037::6815:e56 (AS13335) www.blockhost.dk: 104.21.14.86 172.67.158.133 2606:4700:3036::ac43:9e85 2606:4700:3037::6815:e56 (AS13335) |
| Wildcard | No |
| 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 | registry sentinel delegation (no resolvable NS); DNSSEC not evaluated |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2025-10-13 |
| Expires | 2026-10-12 (expired) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 02:40:49 | 136ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-20 19:26:48 | 456ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-19 18:50:05 | 335ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-18 18:28:10 | 205ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-17 17:47:35 | 225ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-16 16:42:34 | 222ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-15 15:46:16 shown | 286ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-14 13:43:53 | 784ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-04 01:59:34 | 728ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-01 01:49:53 | 572ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-29 19:37:58 | 1733ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 19:36:05 | 9467ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 10:29:44 | 584ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-07 00:03:33 | 8685ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-20 16:29:41 | 2695ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-20 17:45:05 | 1728ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-19 11:27:47 | 761ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-16 14:50:09 | 385ms | 2 NS 2 A 0 MX | 🔓 Insecure |