| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 84.252.77.20 | 3600s | webhost.rksk.dk | AS49010 | Herning Kommune | 84.252.76.0/22 | 🇩🇰 Denmark | Hvide Sande |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| 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 | 2026072301 |
| 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 | |
|---|---|---|---|---|
| 2026-08-25 11:18:15 | 703ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-23 13:24:54 | 539ms | 2 NS 1 A 1 MX | ❓ Unknown | View |
| 2026-06-23 15:40:29 | 662ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 04:59:33 | 415ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 02:36:05 | 1603ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-21 23:53:05 | 1118ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 11:42:23 | 753ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |