| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 13.107.246.52 | 600s | — | AS8075 | Microsoft Corporation | 13.107.240.0/21 | 🇺🇸 United States | — |
| 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 | 2026081401 |
| 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 | |
|---|---|---|---|---|
| 2026-08-16 00:42:33 | 642ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-23 23:40:10 | 12102ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-16 04:24:19 | 8535ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 15:21:08 | 905ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 13:46:48 | 1409ms | 2 NS 1 A 0 MX | 🔒 Secure | View |