datachain.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 25 July 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.pub.mailpod12-cph3.one.com, mx2.pub.mailpod12-cph3.one.com and 2 more. The zone is DNSSEC-signed but currently fails validation, has no DMARC policy and is reachable over IPv6. 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 | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:111:80d6:a88a:ab7d:a126 | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.215.117 2a02:2350:5:111:80ac:4613:1585:94fc (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network datachain.dk: 46.30.215.117 2a02:2350:5:111:80ac:4613:1585:94fc (AS51468) www.datachain.dk: 46.30.215.117 2a02:2350:5:111:80ac:4613:1585:94fc (AS51468) |
| 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.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: failure |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2018-07-25 |
| Expires | 2027-07-31 (283d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 14:15:14 | 321ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 11:27:18 | 574ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 07:22:22 | 347ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 07:09:03 | 764ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-29 14:52:51 | 874ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-28 14:41:31 | 746ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-26 14:14:28 | 638ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-04 11:57:42 | 1698ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-09 06:15:15 | 1081ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 21:40:49 | 798ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 20:49:40 | 717ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 13:09:57 | 792ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-19 20:33:10 | 660ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 02:48:37 shown | 58546ms | 2 NS 0 A 4 MX | ⚠️ Bogus |
| 2026-06-17 01:05:45 | 2191ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 01:02:56 | 619ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 01:00:27 | 4719ms | 2 NS 1 A 4 MX | 🔒 Secure |