| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 144.76.20.91 | 3600s | static.91.20.76.144.clients.your-server.de | AS24940 | Hetzner Online GmbH | 144.76.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026083101 |
| 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 | |
|---|---|---|---|---|
| 2026-08-31 04:56:34 | 1152ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-27 17:56:41 | 789ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 15:32:06 | 460ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-15 10:25:31 | 9605ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-03 05:20:55 | 932ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-03 14:11:14 | 2465ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-30 19:07:20 | 677ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-27 03:54:18 | 657ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 21:44:02 | 2810ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 12:26:27 | 907ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-23 02:01:50 | 694ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-21 20:19:09 | 527ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-21 04:37:37 | 1197ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 00:30:22 | 759ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 19:18:38 | 612ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |