black-swarm.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 October 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.64 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com and 2 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.64 | — | webcluster1.webpod13-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10b:5:1648:6ecd:e7fc | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.213.64 2a02:2350:5:10b:5:1648:6ecd:e7fc (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network black-swarm.dk: 46.30.213.64 2a02:2350:5:10b:5:1648:6ecd:e7fc (AS51468) www.black-swarm.dk: 46.30.213.64 2a02:2350:5:10b:5:1648:6ecd:e7fc (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.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 411611ECE6466645A9E53512398A692D… |
| SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 411611ECE6466645A9E53512398A692D… |
| SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 411611ECE6466645A9E53512398A692D… |
| SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 411611ECE6466645A9E53512398A692D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060401 |
| 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 | ONE.COM A/S |
| Registered | 2015-10-02 |
| Expires | 2026-10-31 (9d) |
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 |
|---|---|
| karkirurgi.dk | Punktum dk A/S (direct) |
| ph-vejle.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 01:37:39 | 771ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-27 00:17:16 | 1203ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-14 14:44:46 | 1757ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-07 13:50:39 | 1376ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-03 07:36:04 | 9025ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-17 04:32:16 | 4960ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-12 04:09:39 | 1064ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-02 00:18:22 | 784ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 14:45:30 shown | 762ms | 2 NS 1 A 4 MX | 🔒 Secure |