| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 23.100.50.51 | 43200s | — | AS8075 | Microsoft Corporation | 23.100.0.0/15 | 🇮🇪 Ireland | Dublin |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 23.100.50.51 |
| 🔶 Autoconfig | 23.100.50.51 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081201 |
| 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 | |
|---|---|---|---|---|
| 2026-08-25 01:53:40 | 2635ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-08-20 10:26:35 | 5241ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-08-13 12:54:33 | 4714ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-07-19 05:50:10 | 2893ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-07-16 21:08:20 | 1239ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-20 23:46:53 | 618ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-17 14:05:19 | 2328ms | 2 NS 1 A 5 MX | 🔒 Secure | View |