heartzen.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 46.30.215.80 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.215.80 | — | webcluster1.webpod16-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:111:85:ab57:b166:605a | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| Policy | Record (_dmarc.heartzen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 46.30.215.80 2a02:2350:5:111:85:ab57:b166:605a (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network heartzen.dk: 46.30.215.80 2a02:2350:5:111:85:ab57:b166:605a (AS51468) www.heartzen.dk: 46.30.215.80 2a02:2350:5:111:85:ab57:b166:605a (AS51468) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060501 |
| 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 12:33:17 | 1396ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-11 15:38:06 | 987ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 08:39:00 | 740ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-23 04:44:19 | 9931ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 15:23:48 | 1278ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 00:38:22 | 1160ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 11:07:27 shown | 1323ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 11:05:07 | 1406ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 10:58:01 | 4889ms | 2 NS 1 A 4 MX | 🔒 Secure |