| 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 | 2026090801 |
| 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 | |
|---|---|---|---|---|
| 2026-09-09 21:29:39 | 579ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-08-10 22:01:37 | 1159ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-17 07:05:33 | 734ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-07-02 23:34:17 | 1097ms | 2 NS 4 A 1 MX | 🔒 Secure | View |
| 2026-06-25 02:10:10 | 693ms | 2 NS 4 A 1 MX | ⚠️ Bogus | View |
| 2026-06-17 12:11:29 | 2704ms | 2 NS 4 A 0 MX | 🔒 Secure | View |