| 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 | 2026080301 |
| 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 15:59:36 | 562ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-23 11:45:03 | 4695ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-05 20:51:27 | 669ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-04 11:00:46 | 2155ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-24 16:43:35 | 598ms | 2 NS 4 A 1 MX | ⚠️ Bogus | View |
| 2026-06-20 02:45:41 | 787ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-16 18:55:47 | 704ms | 2 NS 4 A 0 MX | 🔒 Secure | View |