| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 136.243.76.208 | 43200s | static.208.76.243.136.clients.your-server.de | AS24940 | Hetzner Online GmbH | 136.243.0.0/16 | 🇩🇪 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 | 2026080901 |
| 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 21:59:24 | 550ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-10 18:35:37 | 2563ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-29 22:55:24 | 6615ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-14 23:56:36 | 548ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-12 15:58:05 | 4543ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 01:19:41 | 581ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 14:14:14 | 450ms | 2 NS 1 A 0 MX | 🔒 Secure | View |