| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 49.13.60.181 | 600s | srvlinuxdev01.linuxdev.dk | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 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 | 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 | |
|---|---|---|---|---|
| 2026-08-27 19:16:45 | 745ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-27 01:07:44 | 1037ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-13 14:32:26 | 4985ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-26 06:00:15 | 765ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-11 15:20:49 | 6827ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 03:03:57 | 1115ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 12:57:58 | 822ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 22:41:01 | 1048ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 16:38:39 | 1035ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 14:41:10 | 413ms | 2 NS 1 A 0 MX | 🔒 Secure | View |