| 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 | 2026083001 |
| 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 | |
|---|---|---|---|---|
| 2026-08-31 10:31:07 | 2524ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-31 11:02:35 | 580ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-30 10:06:15 | 510ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-26 00:50:17 | 596ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-21 21:02:00 | 610ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-18 01:10:16 | 2726ms | 2 NS 4 A 0 MX | 🔒 Secure | View |