ac-entreprenør.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 25 March 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.239.32.21 is hosted by Google LLC (AS15169) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 4 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| www CNAME | ghs.googlehosted.com (all on googlehosted.com) |
| www vs bare domain | Same network ac-entreprenør.dk: 216.239.32.21 216.239.34.21 216.239.36.21 216.239.38.21 (AS15169) www.ac-entreprenør.dk: 142.251.143.147 2a00:1450:400f:802::2013 (AS15169) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxdomain |
| 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 | 2020-03-25 |
| Expires | 2027-03-31 (155d) |
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).
| Domain | Registrar |
|---|---|
| ac-entreprenor.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 07:17:43 | 992ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-09-23 15:52:05 | 1080ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-08-14 13:37:35 | 1430ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-07-18 01:29:46 | 1184ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-07-13 06:35:34 | 1240ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-07-10 19:17:21 | 7357ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-06-29 06:53:16 | 1186ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-06-28 15:40:37 | 807ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-06-26 22:23:48 | 804ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-06-25 15:42:04 | 1115ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-06-25 06:44:20 | 3658ms | 2 NS 4 A 6 MX | ⚠️ Bogus |
| 2026-06-24 02:42:42 | 659ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:57:48 | 2247ms | 2 NS 4 A 6 MX | 🔒 Secure |
| 2026-06-16 12:49:55 shown | 3339ms | 2 NS 4 A 6 MX | 🔒 Secure |