hjertepatient.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 .. 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 |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 83.221.133.10 |
| 🔶 Autoconfig | 83.221.133.10 |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (hjertepatient.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.hjertepatient.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| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026093001 |
| 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 14:09:14 shown | 1267ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 13:15:00 | 658ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 08:59:48 | 997ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-11 18:20:33 | 904ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-02 11:13:54 | 909ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 23:13:24 | 1064ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 15:13:11 | 717ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-19 23:05:54 | 667ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 11:41:46 | 1116ms | 2 NS 1 A 4 MX | 🔒 Secure |