dartcenter.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 6 January 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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.
| 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 | dartcenterfyn.dk |
| 🔶 Autoconfig | dartcenterfyn.dk |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| spf2.0/pra |
| v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (dartcenter.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.dartcenter.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | dartcenterfyn.dk (all on dartcenterfyn.dk) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.dartcenter.dk |
| www vs bare domain | Neither resolves dartcenter.dk: no address www.dartcenter.dk: no address |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
DNS lookups: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.dartcenter.dk | dartcenterfyn.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026092401 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@dartcenter.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-01-06 |
| Expires | 2027-01-31 (98d) |
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 |
|---|---|---|---|
| 2026-10-24 07:41:06 | 839ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-22 07:04:47 | 647ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-20 06:08:48 | 762ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-16 02:28:56 | 705ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-08 14:19:07 | 1160ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-01 10:30:20 | 1641ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-27 09:51:27 | 1257ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-24 16:03:29 shown | 878ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-22 05:28:56 | 1202ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-15 19:59:43 | 754ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-08 18:55:02 | 755ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-04 02:28:51 | 767ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-27 18:06:10 | 645ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-25 10:03:37 | 1222ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-20 11:52:10 | 1742ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-13 18:20:54 | 3737ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-08 09:00:51 | 1139ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-05 19:54:21 | 1343ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-07-23 21:04:26 | 1044ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-07-16 10:04:26 | 2744ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-07-09 02:06:32 | 1591ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-07-03 10:12:09 | 5281ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-27 03:26:54 | 760ms | 5 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-23 11:38:21 | 1109ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 12:28:05 | 845ms | 5 NS 0 A 3 MX | ❓ Unknown |