| 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) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 65.21.54.5 |
| 🔶 Autoconfig | 65.21.54.5 |
| 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 | |
|---|---|---|---|---|
| 2026-08-26 18:34:36 | 575ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-26 11:09:38 | 4634ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 00:29:16 | 2433ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 04:59:12 | 906ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 14:38:41 | 620ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-19 17:47:37 | 1861ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 20:35:14 | 560ms | 2 NS 1 A 0 MX | 🔒 Secure | View |