coolheinze.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 46.30.213.11 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod12-cph3.one.com, mx2.pub.mailpod12-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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.11 | 3600s | webcluster1.webpod12-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod12-cph3.one.com | 104.37.34.246 | mx1.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod12-cph3.one.com | 104.37.34.247 | mx2.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod12-cph3.one.com | 104.37.34.248 | mx3.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod12-cph3.one.com | 104.37.34.249 | mx4.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10a:5b:16ae:1ccc:d998 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.213.11 2a02:2350:5:10a:5b:16ae:1ccc:d998 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network coolheinze.dk: 46.30.213.11 2a02:2350:5:10a:5b:16ae:1ccc:d998 (AS51468) www.coolheinze.dk: 46.30.213.11 2a02:2350:5:10a:5b:16ae:1ccc:d998 (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 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100501 |
| 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 |
|---|---|---|---|
| 2026-10-05 23:53:28 shown | 512ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 23:32:05 | 699ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-11 06:03:54 | 652ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-07 14:46:09 | 1296ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-20 06:10:33 | 975ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-06 15:00:50 | 997ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-07 00:13:05 | 1209ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 05:25:44 | 1423ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 04:53:07 | 1180ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 04:25:49 | 1339ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 22:16:19 | 1936ms | 2 NS 1 A 4 MX | 🔒 Secure |