| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 40.113.78.140 | 43200s | — | AS8075 | Microsoft Corporation | 40.112.0.0/13 | 🇮🇪 Ireland | Dublin |
| 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 | 2026081101 |
| 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 | |
|---|---|---|---|---|
| 2026-08-11 23:15:45 | 560ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-17 21:02:10 | 1290ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-13 08:42:34 | 607ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 12:12:23 | 9499ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 16:25:12 | 839ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 10:43:57 | 571ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-17 10:42:59 | 681ms | 2 NS 1 A 0 MX | 🔒 Secure | View |