| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 20.254.34.46 | 3600s | — | AS8075 | Microsoft Corporation | 20.192.0.0/10 | 🇬🇧 United Kingdom | London |
| 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 | 2026090201 |
| 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 | |
|---|---|---|---|---|
| 2026-09-04 14:51:53 | 1305ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-04 02:17:22 | 8798ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-03 15:28:46 | 3092ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 08:55:23 | 521ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 03:27:16 | 1163ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 00:13:31 | 513ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 23:46:15 | 376ms | 2 NS 1 A 0 MX | 🔒 Secure | View |