zentral.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.136.73.88 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by mail.zentral.dk. 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 |
|---|---|---|---|---|---|---|---|
| 213.136.73.88 | 600s | m18888.contaboserver.net | AS51167 | Contabo GmbH | 213.136.64.0/19 | 🇫🇷 France | Lauterbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.zentral.dk | 213.136.73.88 | m18888.contaboserver.net | AS51167 Contabo GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | zentral.dk → 213.136.73.88 |
| 🔶 Autoconfig | zentral.dk → 213.136.73.88 |
| www CNAME | zentral.dk (all on zentral.dk) → 213.136.73.88 (AS51167) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.zentral.dk | zentral.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026090201 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 08:02:10 shown | 664ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 05:23:21 | 626ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 12:15:35 | 623ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-07 12:12:12 | 716ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 11:46:08 | 1040ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 16:59:49 | 4777ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-09 23:14:06 | 5490ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 12:41:12 | 1374ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 02:30:07 | 728ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 07:38:12 | 710ms | 2 NS 1 A 1 MX | 🔒 Secure |