| 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 | ncache nxdomain overridden by dig AD |
| 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 | |
|---|---|---|---|---|
| 2026-08-11 19:48:41 | 2214ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-16 22:45:19 | 550ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-13 06:21:06 | 546ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 18:24:24 | 694ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 11:01:17 | 739ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-16 14:14:27 | 467ms | 2 NS 1 A 0 MX | 🔒 Secure | View |