| 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 | 2026080801 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 23:17:11 | 519ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-20 17:04:04 | 4700ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-09 09:45:21 | 565ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-13 21:00:38 | 24784ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-11 05:33:51 | 903ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 04:34:22 | 499ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 08:33:08 | 1185ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 00:50:47 | 460ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 12:58:26 | 1037ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-16 12:55:39 | 3403ms | 2 NS 1 A 0 MX | 🔒 Secure | View |