mgym.dk is a .dk domain served by 2 nameservers (ns3.supportcenter.dk, ns4.supportcenter.dk). It was registered on 12 August 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM and 3 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns3.supportcenter.dk | 87.54.32.150 | — | AS3292 TDC Holding A/S |
| ns4.supportcenter.dk | 2.106.7.200 | ns4.supportcenter.dk | AS3292 TDC Holding A/S |
| TXT Record |
|---|
| google-site-verification=dAZyzh0_t8hOKY0r7r6r2gMhVY-SssUXwJoC0i9Mt7o |
| v=spf1 ip4:87.54.32.251 include:_spf.google.com include:spf.mailanyone.net -all |
| Policy | Record (mgym.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:87.54.32.251 include:_spf.google.com include:spf.mailanyone.net -all |
| Policy | Record (_dmarc.mgym.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:6073f6b2c01db@ag.dmarcly.com; ruf=mailto:6073f6b2c01db@fo.dmarcly.com; sp=reject; fo=1; |
| www CNAME | www.marselisborg-gym.dk (all on marselisborg-gym.dk) → 185.21.41.142 (AS48854) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 892 |
| Primary NS (MNAME) | ns3.supportcenter.dk |
| Responsible (RNAME) | hostmaster@supportcenter.dk |
| Refresh | 900s |
| Retry | 600s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2013-08-12 |
| Expires | 2027-08-31 (314d) |
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 |
|---|---|---|---|
| 2026-10-18 13:40:54 | 2690ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-10-17 13:34:51 | 3027ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-10-13 06:04:39 | 1309ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-10-12 05:18:35 | 819ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-10-10 04:26:58 | 4443ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-10-08 16:39:09 | 915ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-10-06 16:16:22 | 526ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-10-04 13:23:16 | 815ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-30 13:05:41 | 648ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-30 06:45:46 | 1304ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-26 05:44:42 | 691ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-25 05:25:51 | 737ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-22 09:16:41 | 718ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-20 07:50:49 | 787ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-14 02:03:48 | 774ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-11 22:24:18 | 3082ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-08 09:12:15 | 2213ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-09-03 22:39:20 | 570ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-08-28 11:07:14 | 592ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-08-27 10:57:12 | 621ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-08-23 01:29:30 | 1211ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-08-22 01:06:55 | 1416ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-08-20 00:07:19 | 6854ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-08-18 21:38:07 | 11050ms | 2 NS 0 A 5 MX | 🔓 Insecure |
| 2026-08-16 03:39:47 | 6752ms | 2 NS 0 A 5 MX | 🔓 Insecure |