| 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 | 2026080901 |
| 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 | |
|---|---|---|---|---|
| 2026-08-22 13:43:09 | 4662ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-10 15:02:31 | 770ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-26 23:29:58 | 6475ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-10 09:28:04 | 9782ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-05 01:32:40 | 4505ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-01 23:41:45 | 594ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-17 02:25:07 | 507ms | 2 NS 4 A 0 MX | 🔒 Secure | View |