| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 89.188.83.102 | 43200s | iiseby-p01.windowscloudservices.com | AS47292 | Sentia Denmark A/S | 89.188.80.0/21 | 🇩🇰 Denmark | — |
| 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 | 2026080901 |
| 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 | |
|---|---|---|---|---|
| 2026-08-28 09:54:46 | 710ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-10 01:48:40 | 581ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-19 14:24:49 | 16603ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-11 21:20:49 | 665ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 05:15:23 | 1966ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 05:56:40 | 492ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-22 19:54:17 | 1053ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 14:45:09 | 1081ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 22:56:01 | 8770ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 05:20:00 | 584ms | 2 NS 1 A 0 MX | 🔒 Secure | View |