| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 89.239.192.135 | 43200s | 89.239.192.135.static.fibianet.dk | AS44869 | FIBIA P/S | 89.239.192.0/18 | 🇩🇰 Denmark | Odense |
| 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 | 2026071101 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 03:47:33 | 580ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 05:56:27 | 537ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-20 04:31:28 | 6773ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-12 15:45:50 | 2621ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-17 23:17:37 | 1495ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-16 14:43:46 | 2418ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 13:21:03 | 719ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 08:48:11 | 2248ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 16:30:35 | 905ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-23 00:36:13 | 567ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 20:16:05 | 1181ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-19 10:30:29 | 944ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 19:29:49 | 487ms | 2 NS 1 A 0 MX | 🔒 Secure | View |