| 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 | 2026082501 |
| 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 | |
|---|---|---|---|---|
| 2026-08-26 18:38:06 | 518ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-25 06:41:54 | 761ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-30 13:39:12 | 880ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-24 11:22:06 | 1167ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 08:08:45 | 1035ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-20 18:55:02 | 343ms | 0 NS 0 A 0 MX | 🔒 Secure | View |
| 2026-06-18 23:33:44 | 351ms | 0 NS 0 A 0 MX | 🔒 Secure | View |
| 2026-06-17 19:28:46 | 560ms | 2 NS 4 A 0 MX | 🔒 Secure | View |