| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 188.40.30.87 | 43200s | www311.your-server.de | AS24940 | Hetzner Online GmbH | 188.40.0.0/16 | 🇩🇪 Germany | Nuremberg |
| 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 | 2026082601 |
| 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 03:22:48 | 579ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-26 17:55:22 | 659ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-13 03:34:37 | 4787ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 11:55:24 | 2406ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 12:11:01 | 1066ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-24 05:43:28 | 1145ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-23 14:22:11 | 1150ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 08:26:47 | 596ms | 2 NS 1 A 0 MX | 🔒 Secure | View |