| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 92.51.149.124 | 43200s | hackeruniverse.dk | AS8972 | Host Europe GmbH | 92.51.144.0/21 | 🇫🇷 France | Strasbourg |
| 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 | 2026082501 |
| 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 09:38:34 | 1860ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-25 18:00:27 | 16583ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 08:20:00 | 606ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 11:41:04 | 1174ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 08:52:08 | 409ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 12:15:16 | 591ms | 2 NS 1 A 0 MX | 🔒 Secure | View |