| 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 | 2026081701 |
| 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 | |
|---|---|---|---|---|
| 2026-08-17 20:11:57 | 855ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-11 16:48:31 | 2696ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-05 22:38:41 | 4680ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-13 02:33:05 | 745ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-25 00:16:03 | 1626ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-19 09:17:17 | 649ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-18 12:57:24 | 5235ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-17 15:10:40 | 449ms | 2 NS 4 A 0 MX | ❓ Unknown | View |