ai-masterclass.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 10 September 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.146 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by .. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.215.146 | 3600s | webcluster1.webpod17-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:106:91:ee59:97b8:17ba | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.215.146 2a02:2350:5:106:91:ee59:97b8:17ba (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network ai-masterclass.dk: 46.30.215.146 2a02:2350:5:106:91:ee59:97b8:17ba (AS51468) www.ai-masterclass.dk: 46.30.215.146 2a02:2350:5:106:91:ee59:97b8:17ba (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026070201 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2025-09-10 |
| Expires | 2026-09-09 (expired) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 13:46:38 | 1249ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 13:59:56 | 458ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-13 02:06:13 | 601ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-08 08:01:33 | 415ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-08 06:31:00 | 1690ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 12:27:53 | 923ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 01:55:07 | 417ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-27 18:23:03 | 760ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-09 01:17:29 | 964ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-07 01:46:26 | 1736ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 23:52:03 | 788ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 18:09:38 shown | 478ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 13:58:48 | 1036ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 23:05:45 | 517ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 22:43:18 | 1258ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 22:14:00 | 442ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 22:50:55 | 609ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 00:17:33 | 2271ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 20:40:06 | 878ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 04:51:18 | 405ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 08:22:36 | 544ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 12:38:26 | 419ms | 2 NS 1 A 0 MX | 🔒 Secure |