heidirud.dk is a .dk domain served by 2 nameservers (ns1.dnshotel.dk, ns2.dnshotel.dk). It was registered on 9 September 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.83.125 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by heidirud-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 49.12.83.125 | 3600s | re03.azehosting.net | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| TXT Record |
|---|
| MS=ms35568439 |
| v=spf1 ip4:49.12.83.125 include:spf.azehosting.net include:spf.resellerhotel.dk include:spf.protection.outlook.com -all |
| Policy | Record (heidirud.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:49.12.83.125 include:spf.azehosting.net include:spf.resellerhotel.dk include:spf.protection.outlook.com -all |
| www CNAME | heidirud.dk (all on heidirud.dk) → 49.12.83.125 (AS24940) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 5/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2025031000 |
| Primary NS (MNAME) | ns1.dnshotel.dk |
| Responsible (RNAME) | server-admin@resellerhotel.dk |
| Refresh | 3600s |
| Retry | 1200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-09-09 |
| Expires | 2027-09-30 (337d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-26 00:46:37 | 797ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-03 17:43:05 | 1387ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-02 17:41:27 | 149ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-01 17:38:51 | 943ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-29 17:24:24 | 1451ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-13 10:00:44 | 8388ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-22 08:46:06 | 14418ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-19 18:02:49 | 14318ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-11 15:34:28 | 14587ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-02 20:48:45 | 2687ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 05:21:38 | 4499ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 19:01:06 shown | 1320ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 10:58:52 | 1443ms | 2 NS 1 A 1 MX | 🔓 Insecure |