| 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 | 2026082701 |
| 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 | |
|---|---|---|---|---|
| 2026-08-28 06:27:31 | 547ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-27 06:14:01 | 688ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-26 04:07:34 | 553ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-15 05:05:28 | 1769ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-16 04:59:00 | 8645ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-27 12:32:12 | 540ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-23 16:27:07 | 692ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-23 14:04:58 | 845ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 09:42:59 | 1168ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 12:00:54 | 1276ms | 2 NS 4 A 0 MX | 🔒 Secure | View |