tennstrom.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 22 August 2026 (WHOIS) and first appeared in the .dk zone on 23 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 | 185.134.245.113 2a01:5b40:0:bc03::1 (AS12996) (address records, no CNAME) |
| www vs bare domain | Same network tennstrom.dk: 185.134.245.113 2a01:5b40:0:bc03::1 (AS12996) www.tennstrom.dk: 185.134.245.113 2a01:5b40:0:bc03::1 (AS12996) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 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 | Domeneshop AS |
| Registered | 2026-08-22 |
| Expires | 2027-08-21 (302d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 23:17:40 | 1623ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 18:03:35 | 899ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 17:44:57 | 603ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 07:28:33 | 1085ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-24 08:56:24 | 1466ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-23 08:41:55 shown | 2774ms | 1 NS 0 A 0 MX | ❓ Unknown |