| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 65.21.54.5 | 600s | static.5.54.21.65.clients.your-server.de | AS24940 | Hetzner Online GmbH | 65.21.0.0/16 | 🇫🇮 Finland | Helsinki |
| 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 | 2026082501 |
| 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 | |
|---|---|---|---|---|
| 2026-09-03 17:20:34 | 540ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 16:23:21 | 797ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-25 12:54:23 | 2688ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-26 20:10:15 | 759ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-21 14:43:52 | 4664ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 17:41:36 | 759ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 07:29:53 | 472ms | 2 NS 1 A 0 MX | 🔒 Secure | View |