hydrogenisland.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 12 May 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 80.92.65.137 | — | 80-92-65-137.ip.dclux.com | AS24611 | — | — | — | — |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (hydrogenisland.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.hydrogenisland.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | dns.umbraco.io (all on umbraco.io) |
| www vs bare domain | Different networks hydrogenisland.dk: 80.92.65.137 (AS24611) (all like this)www.hydrogenisland.dk: 162.159.140.127 172.66.0.125 2606:4700:7::7d 2a06:98c1:58::7d (AS13335) |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2025032103 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2022-05-12 |
| Expires | 2027-05-11 (198d) |
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 |
|---|---|---|---|
| 2026-10-03 17:17:28 | 452ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 01:53:48 | 637ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-14 00:11:41 | 2390ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 00:38:42 | 566ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-27 11:13:11 | 833ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 15:28:01 shown | 619ms | 4 NS 1 A 0 MX | 🔓 Insecure |