| 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 | 2026082901 |
| 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 | |
|---|---|---|---|---|
| 2026-08-30 04:12:42 | 2213ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-27 18:40:41 | 801ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-23 00:45:27 | 739ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-23 19:29:53 | 669ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-26 04:17:50 | 445ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-22 23:36:42 | 904ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 16:56:11 | 667ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-21 10:28:14 | 1067ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 16:52:13 | 497ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-17 02:55:50 | 656ms | 2 NS 4 A 0 MX | 🔒 Secure | View |