metalskolen.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 3 November 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail.webhotel.net. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 185.20.205.17 | 600s | linux348.unoeuro.com | AS48854 | team.blue Denmark A/S | 185.20.204.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | 300s | mail.webhotel.net | 217.145.49.10 | mail.webhotel.net | AS47292 Sentia Denmark A/S |
| www | 185.20.205.17 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
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 | 2026052800 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 1998-11-03 |
| Expires | 2026-12-31 (70d) |
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 |
|---|---|
| metalskolenlearning.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 05:37:52 | 625ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 04:49:31 | 877ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 04:36:00 | 480ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-02 13:02:01 shown | 555ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 05:51:58 | 589ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 08:41:35 | 580ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 05:01:07 | 1386ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 03:43:42 | 1043ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 23:50:24 | 2597ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 23:27:11 | 1047ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 14:33:58 | 811ms | 3 NS 1 A 1 MX | 🔒 Secure |