gdpr-certificering.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 April 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. We saw it become registrar-handled on 15 October 2026, when it moved from direct registration at Punktum to dns.services ApS. Its website address 87.54.92.40 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by .. 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 |
|---|---|---|---|---|---|---|---|
| 87.54.92.40 | 600s | 0x57365c28.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 87.48.0.0/13 | 🇩🇰 Denmark | Randers |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| www | 87.54.92.40 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| 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 | 2026101101 |
| 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 | dns.services ApS |
| Registered | 2021-04-05 |
| Expires | 2027-04-30 (191d) |
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 |
|---|---|---|---|
| 2026-10-15 04:00:31 | 514ms | 5 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-11 22:03:29 shown | 1517ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-06 17:50:12 | 1092ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 16:19:19 | 6435ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-29 15:55:06 | 650ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-23 20:24:19 | 669ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-21 11:43:36 | 704ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 11:58:37 | 978ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 06:24:45 | 540ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 10:04:54 | 5028ms | 2 NS 1 A 4 MX | 🔒 Secure |