doettreskolen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 December 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.247 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 185.21.40.247 | 600s | linux6.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | 3600s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.21.40.247 |
| 🔶 Autoconfig | 185.21.40.247 |
| www | 185.21.40.247 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 | 2026101402 |
| 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 | 2024-12-09 |
| Expires | 2026-12-08 (48d) |
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 |
|---|---|
| doettreskole.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 04:02:52 shown | 409ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-14 03:11:40 | 631ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-26 00:04:42 | 608ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 14:23:50 | 879ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-15 02:46:13 | 4518ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-02 13:52:52 | 2537ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 19:27:04 | 2544ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-21 23:20:26 | 1121ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 04:15:24 | 20870ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 04:04:16 | 1829ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 04:03:17 | 476ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 04:00:46 | 2601ms | 2 NS 1 A 2 MX | 🔒 Secure |