oleolsen.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 29 April 1999 (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.
| Policy | Record (_dmarc.oleolsen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | oleolsen.dk (all on oleolsen.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.oleolsen.dk | oleolsen.dk |
| 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 | 2026073001 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@oleolsen.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-04-29 |
| Expires | 2027-06-30 (254d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 08:52:06 | 719ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 20:03:51 | 1804ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 14:56:42 | 642ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 13:32:01 | 9532ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 06:24:56 | 967ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-18 00:02:34 | 1947ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-14 07:19:24 | 1064ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-05 11:44:35 | 940ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 16:35:28 | 741ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-25 11:54:25 | 1003ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 15:45:22 | 8802ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-14 00:25:23 | 6109ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 03:51:30 | 1335ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-30 09:11:25 shown | 9976ms | 5 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-23 14:38:40 | 929ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 02:17:42 | 1061ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-09 05:02:05 | 1962ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 13:38:00 | 826ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 01:43:48 | 907ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 17:52:18 | 847ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 11:24:32 | 851ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 04:08:49 | 752ms | 5 NS 1 A 3 MX | 🔓 Insecure |