openenergydata.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 February 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 192.38.84.65 is hosted by FSKNET-DK Forskningsnettet - Danish network for Research and Education (AS1835) in Denmark. Mail is handled by mx1.spamfilter.cc, mx2.spamfilter.cc and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 192.38.84.65 | 43200s | redirector.ait.dtu.dk | AS1835 | FSKNET-DK Forskningsnettet - Danish network for Research and Education | 192.38.0.0/17 | 🇩🇰 Denmark | Brønshøj |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | redirector.ait.dtu.dk → 192.38.84.65 |
| 🔶 Autoconfig | redirector.ait.dtu.dk → 192.38.84.65 |
| www CNAME | redirector.ait.dtu.dk (all on dtu.dk) → 192.38.84.65 (AS1835) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.openenergydata.dk | redirector.ait.dtu.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101201 |
| 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 | 2016-02-04 |
| Expires | 2027-02-28 (134d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 15:00:39 shown | 2186ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-10 11:46:39 | 3203ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-09 09:01:59 | 699ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-25 15:12:55 | 879ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-16 07:56:07 | 2973ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-23 08:43:27 | 1140ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 22:07:06 | 1804ms | 2 NS 1 A 3 MX | 🔒 Secure |