| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 82.140.42.12 | 43200s | — | AS8881 | 1&1 Versatel GmbH | 82.140.0.0/18 | 🇩🇪 Germany | Hamburg |
| 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 | 2026081001 |
| 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 | |
|---|---|---|---|---|
| 2026-08-10 18:28:55 | 2531ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-20 12:41:02 | 4851ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-16 08:50:28 | 8662ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-11 20:41:22 | 715ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-30 02:39:56 | 730ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 20:05:44 | 764ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 00:16:14 | 765ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 05:11:33 | 575ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-19 21:06:46 | 1723ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 05:59:49 | 588ms | 2 NS 1 A 0 MX | 🔒 Secure | View |