instruktion.dk is a .dk domain served by 3 nameservers (one.cloudns.dk, three.cloudns.dk, two.cloudns.dk). It was registered on 14 February 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 57.129.84.98 is hosted by OVH SAS (AS16276) in Germany. Mail is handled by mx.instruktion.dk. The zone is of unknown DNSSEC status, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 57.129.84.98 | 3600s | rs6-fra.serverhostgroup.com | AS16276 | OVH SAS | 57.128.0.0/15 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.instruktion.dk | 57.129.84.98 | rs6-fra.serverhostgroup.com | AS16276 OVH SAS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 57.129.84.98 |
| 🔶 Autoconfig | 57.129.84.98 |
| TXT Record |
|---|
| v=spf1 a mx ip4:57.129.84.98 include:relay.mailchannels.net include:_spf.google.com include:spf.protection.outlook.com ~all |
| Policy | Record (instruktion.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx ip4:57.129.84.98 include:relay.mailchannels.net include:_spf.google.com include:spf.protection.outlook.com ~all |
| www | 57.129.84.98 (AS16276) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 5/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'instruktion.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2025021802 |
| Primary NS (MNAME) | one.cloudns.dk |
| Responsible (RNAME) | hostmaster@cloudns.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2000-02-14 |
| Expires | 2027-03-31 (162d) |
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 |
|---|---|
| golfinstruktion.dk | Punktum dk A/S (direct) |
| henrikolsen.dk | Punktum dk A/S (direct) |
| signedamolsen.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 22:21:36 | 1200ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 07:15:22 | 2455ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-06 09:31:41 | 959ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-23 22:11:53 shown | 1106ms | 3 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-22 21:47:40 | 958ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 22:32:02 | 1079ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 15:10:46 | 367ms | 0 NS 0 A 0 MX | ❓ Unknown |