danholmen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 September 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.172 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.172 | — | webcluster45.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:8061:e748:bcfe:a19b | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 77.111.240.172 2a02:2350:5:102:8061:e748:bcfe:a19b (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network danholmen.dk: 77.111.240.172 2a02:2350:5:102:8061:e748:bcfe:a19b (AS51468) www.danholmen.dk: 77.111.240.172 2a02:2350:5:102:8061:e748:bcfe:a19b (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.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060201 |
| 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 | 2020-09-06 |
| Expires | 2027-09-30 (347d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 20:25:35 | 1807ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 19:53:11 | 534ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-29 21:24:06 | 556ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-07 17:31:06 | 933ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-28 00:34:24 | 2564ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 08:08:14 | 836ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-08 04:25:49 | 9450ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-04 20:37:13 | 3900ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-03 12:06:48 | 668ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 09:09:11 | 685ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 14:54:42 | 782ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 16:21:11 | 1633ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-06-20 03:20:40 | 679ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 01:37:01 | 65535ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 00:04:43 shown | 2320ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 00:03:46 | 546ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 00:01:20 | 964ms | 2 NS 1 A 4 MX | 🔒 Secure |