hjertekarsygdom.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. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 83.221.133.10 | 43200s | — | — | — | — | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod11-cph3.one.com | 104.37.34.230 | mx1.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod11-cph3.one.com | 104.37.34.231 | mx2.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod11-cph3.one.com | 104.37.34.232 | mx3.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod11-cph3.one.com | 104.37.34.233 | mx4.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 83.221.133.10 |
| 🔶 Autoconfig | 83.221.133.10 |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (hjertekarsygdom.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.hjertekarsygdom.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:649a898591c65@dmarc.centerasecurity.com; |
| www | 83.221.133.10 (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092001 |
| 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 |
|---|---|---|---|
| 2026-09-30 19:30:21 shown | 840ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-24 17:34:43 | 715ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-23 12:13:29 | 732ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 12:43:03 | 1421ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-23 11:14:14 | 17986ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 13:40:40 | 761ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-26 03:19:05 | 691ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-22 16:01:17 | 1171ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:08:49 | 2842ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 12:32:37 | 256ms | 0 NS 0 A 0 MX | ❓ Unknown |