simulation-academy.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 November 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.215.86.156 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-cph3.one.com and 2 more. 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 |
|---|---|---|---|---|---|---|---|
| 195.215.86.156 | 3600s | — | AS3292 | TDC Holding A/S | 195.215.0.0/16 | 🇩🇰 Denmark | Hvidovre |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod14-cph3.one.com | 185.10.9.212 | mx1.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod14-cph3.one.com | 185.10.9.213 | mx2.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod14-cph3.one.com | 185.10.9.214 | mx3.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod14-cph3.one.com | 185.10.9.215 | mx4.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026052001 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2019-11-06 |
| Expires | 2026-11-30 (40d) |
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 |
|---|---|
| businesscombat.dk | Punktum dk A/S (direct) |
| businessspillet.dk | Punktum dk A/S (direct) |
| gazellespillet.dk | Punktum dk A/S (direct) |
| learning365.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 04:54:58 | 887ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-29 19:36:47 | 433ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-03 15:14:37 | 629ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 13:07:46 shown | 724ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-02 23:21:41 | 20668ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-26 22:37:38 | 1918ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 15:23:43 | 1889ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 17:39:03 | 1177ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 05:48:33 | 755ms | 2 NS 1 A 4 MX | 🔒 Secure |