cyb3r.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 5.206.195.21 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.206.195.21 | — | — | AS39642 | Sinal A/S | 5.206.192.0/21 | 🇩🇰 Denmark | Esbjerg |
| 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.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| 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 |
|---|---|---|---|
| 2026-10-09 01:04:06 | 3065ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 22:35:35 | 371ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 11:39:13 | 456ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 04:03:50 | 713ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 15:42:51 | 1221ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 22:14:01 | 477ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 11:13:46 | 495ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-09 00:21:51 | 16525ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 07:06:05 | 915ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 17:38:52 | 2518ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 08:23:06 | 706ms | 2 NS 1 A 4 MX | ⚠️ Bogus |
| 2026-06-23 22:11:23 | 867ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 03:58:51 | 889ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 05:25:07 | 2034ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 03:04:07 | 1059ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 23:26:09 shown | 1004ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 23:21:36 | 794ms | 2 NS 1 A 4 MX | 🔒 Secure |