dpo-kursus.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 9 January 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.220 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.220 | 3600s | web20.gigahost.dk | AS47292 | Sentia Denmark A/S | 217.116.224.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | dpo-kursus.dk → 217.116.232.220 |
| 🔶 Autoconfig | dpo-kursus.dk → 217.116.232.220 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | dpo-kursus.dk (all on dpo-kursus.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.dpo-kursus.dk | dpo-kursus.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 | 2026101501 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@dpo-kursus.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2015-01-09 |
| Expires | 2027-01-31 (105d) |
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 10:19:07 shown | 954ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 14:07:59 | 2775ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 09:56:46 | 2197ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 08:17:03 | 2302ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-23 07:49:34 | 748ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-10 16:06:21 | 792ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-05 22:14:02 | 769ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 23:11:05 | 9715ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 11:24:00 | 763ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 15:34:03 | 3667ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 10:39:14 | 1444ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 06:20:03 | 1496ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-30 22:34:39 | 1693ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 13:37:39 | 1737ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-17 21:19:34 | 1381ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-10 14:51:07 | 1590ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-03 18:53:24 | 966ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 05:04:34 | 853ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-19 02:19:29 | 3166ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 04:26:07 | 888ms | 5 NS 1 A 3 MX | 🔓 Insecure |