blacksails.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 46.30.213.73 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod4-cph3.one.com, mx2.pub.mailpod4-cph3.one.com and 1 more. The zone is DNSSEC-signed and validates, 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 | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.213.73 | — | webcluster1.webpod13-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx1.pub.mailpod4-cph3.one.com | 185.164.14.38 | mx1.pub.mailpod4-cph3.one.com | AS51468 One.com A/S |
| 10 | — | mx2.pub.mailpod4-cph3.one.com | 185.164.14.39 | mx2.pub.mailpod4-cph3.one.com | AS51468 One.com A/S |
| 10 | — | mx3.pub.mailpod4-cph3.one.com | 185.164.14.40 | mx3.pub.mailpod4-cph3.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10b:4d:a9e5:9a22:83ef | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.213.73 2a02:2350:5:10b:4d:a9e5:9a22:83ef (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network blacksails.dk: 46.30.213.73 2a02:2350:5:10b:4d:a9e5:9a22:83ef (AS51468) www.blacksails.dk: 46.30.213.73 2a02:2350:5:10b:4d:a9e5:9a22:83ef (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.mailpod4-cph3.one.com | DANE-EE · SPKI · SHA-256 | 3CD1D5B4EDAC2BB288B196C074B1A2B1… |
| SMTP _25._tcp.mx2.pub.mailpod4-cph3.one.com | DANE-EE · SPKI · SHA-256 | 3CD1D5B4EDAC2BB288B196C074B1A2B1… |
| SMTP _25._tcp.mx3.pub.mailpod4-cph3.one.com | DANE-EE · SPKI · SHA-256 | 3CD1D5B4EDAC2BB288B196C074B1A2B1… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026053101 |
| 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 |
|---|---|---|---|
| 2026-10-07 16:14:47 | 492ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-02 10:18:04 | 2369ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-26 09:02:21 | 4594ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-13 20:01:45 | 791ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-07 22:13:03 | 1322ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 23:09:34 | 2689ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 19:46:26 | 971ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 12:55:00 | 667ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-01 12:18:23 | 1019ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-18 18:35:59 | 2297ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-01 08:20:51 | 1354ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-27 07:01:26 | 1537ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-22 22:57:38 | 1323ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 14:45:54 shown | 596ms | 2 NS 1 A 3 MX | 🔒 Secure |