hydrogene.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 January 2007 (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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 208.111.34.134 | — | v1.runholt.dk | AS36236 | — | — | — | — |
| www CNAME | hydrogene.dk (all on hydrogene.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2007-01-20 |
| Expires | 2027-07-31 (287d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 00:56:05 | 421ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 07:26:46 | 644ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 13:58:41 | 653ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 05:54:14 | 1111ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 04:06:11 | 642ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 08:57:21 | 4807ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-13 01:26:51 | 1158ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-18 11:10:52 | 8568ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 10:54:35 | 648ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 15:54:36 | 928ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 15:23:01 shown | 1056ms | 2 NS 1 A 0 MX | 🔒 Secure |