djurs-gym.dk is a .dk domain served by 2 nameservers (ns3.supportcenter.dk, ns4.supportcenter.dk). It was registered on 3 November 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.54.32.75 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, publishes a 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.
| 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 |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (djurs-gym.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.djurs-gym.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject;rua=mailto:dmarc@via.dk; ruf=mailto:dmarc@via.dk |
| www CNAME | www.grenaa-gym.dk (all on grenaa-gym.dk) → 94.231.106.68 (AS48854) |
| www vs bare domain | Different networks (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: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 845 |
| 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 | 2006-11-03 |
| Expires | 2026-11-30 (43d) |
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 |
|---|---|
| djurslandsgym.dk | Punktum dk A/S (direct) |
| djurslandsgymnasium.dk | Punktum dk A/S (direct) |
| grenaa-ib.dk | Punktum dk A/S (direct) |
| grenaa-kostskole.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 16:32:33 shown | 354ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-13 10:05:56 | 318ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-12 09:18:05 | 278ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 23:58:29 | 3485ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-06 23:48:13 | 359ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 23:12:37 | 3170ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 22:33:41 | 451ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 01:36:25 | 1138ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 00:36:35 | 506ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 00:24:16 | 481ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 23:32:37 | 485ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-15 20:21:01 | 3562ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-08 18:51:44 | 3272ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 21:40:13 | 378ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 04:58:31 | 421ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 03:40:48 | 463ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-23 12:43:07 | 8722ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-22 09:38:28 | 908ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-19 03:49:28 | 2129ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-18 02:14:03 | 1300ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 02:22:04 | 2066ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 05:12:31 | 2163ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 19:39:51 | 9022ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-31 22:43:19 | 449ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-25 11:12:16 | 839ms | 2 NS 1 A 1 MX | 🔒 Secure |