cyberserver.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 January 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is DNSSEC-signed and validates, publishes a 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 43200s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 43200s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | spamcleaner.dk |
| 🔶 Autoconfig | spamcleaner.dk |
| TXT Record |
|---|
| v=spf1 include:spf.gigahost.dk -all |
| Policy | Record (cyberserver.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.cyberserver.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | spamcleaner.dk (all on spamcleaner.dk) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.cyberserver.dk |
| www vs bare domain | Neither resolves cyberserver.dk: no address www.cyberserver.dk: no address |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.cyberserver.dk | spamcleaner.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026052501 |
| 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 | 2001-01-15 |
| Expires | 2027-03-31 (156d) |
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 |
|---|---|
| jobc.dk | WEBHOSTING A/S |
| myservice.dk | Punktum dk A/S (direct) |
| online-solutions.dk | Punktum dk A/S (direct) |
| onlinesolution.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-20 22:12:39 | 5090ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-09-30 13:53:29 | 789ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-09-27 07:07:52 | 606ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-09-26 03:14:34 | 1130ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-09-23 01:13:45 | 718ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-09-03 23:22:42 | 2425ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-08-27 07:07:14 | 798ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-08-26 13:24:13 | 648ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-07-26 07:25:45 | 1093ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-06-26 22:57:41 | 623ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-06-23 18:55:27 | 1006ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 10:16:17 shown | 588ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-06-16 23:26:05 | 770ms | 2 NS 0 A 3 MX | 🔒 Secure |