klubsys.dk is a .dk domain served by 4 nameservers (dns1.zipmedia.dk, dns2.zipmedia.dk, dns5.zipmedia.dk and 1 more). It was registered on 17 October 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.51.76.147 is hosted by Din Server Group ApS (AS215052) in Denmark. Mail is handled by mail1.zipmedia.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.51.76.147 | 60s | — | AS215052 | Din Server Group ApS | 185.51.76.0/24 | 🇩🇰 Denmark | Albertslund |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail1.zipmedia.dk | 185.51.76.142 2a12:bec4:11d3:3068:185:51:76:151 |
mail1.zipmedia.dk — |
AS215052 Din Server Group ApS AS215052 Din Server Group ApS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.51.76.147 |
| 🔶 Autoconfig | 185.51.76.147 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a12:bec4:11d3:acc1:185:51:76:147 | 3600s | — | AS215052 | Din Server Group ApS | 2a12:bec4:11d0:0:0:0:0:0/46 | 🇩🇰 Denmark | Albertslund |
| Flags | Tag | Value |
|---|---|---|
| 128 | issue | letsencrypt.org |
| www | 185.51.76.147 2a12:bec4:11d3:acc1:185:51:76:147 (AS215052) (address records, no CNAME) |
| www vs bare domain | Same network klubsys.dk: 185.51.76.147 2a12:bec4:11d3:acc1:185:51:76:147 (AS215052) www.klubsys.dk: 185.51.76.147 2a12:bec4:11d3:acc1:185:51:76:147 (AS215052) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061901 |
| Primary NS (MNAME) | dns1.zipmedia.dk |
| Responsible (RNAME) | support@zipmedia.dk |
| Refresh | 7200s |
| Retry | 180s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Domeneshop AS |
| Registered | 2011-10-17 |
| Expires | 2027-10-31 (379d) |
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 |
|---|---|
| hosting-danmark.dk | Domeneshop AS |
| vimino.dk | Domeneshop AS |
| zipcms.dk | Domeneshop AS |
| zippay.dk | Domeneshop AS |
| zipsms.dk | Domeneshop AS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 17:00:57 | 1226ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 18:46:19 | 717ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 04:21:51 | 1856ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 06:01:00 | 7023ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 23:16:05 | 2618ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-21 17:22:51 | 6524ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 22:31:17 | 7387ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 16:39:54 | 6051ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 08:25:32 | 1407ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 16:05:56 shown | 4411ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 15:21:13 | 6671ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 06:27:50 | 7767ms | 4 NS 1 A 1 MX | 🔒 Secure |