| 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 | |
|---|---|---|---|---|
| 2026-08-26 18:19:52 | 699ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-26 09:11:00 | 1097ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 07:16:59 | 700ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 01:36:01 | 612ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 08:45:07 | 610ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-16 14:41:33 | 457ms | 2 NS 1 A 0 MX | 🔒 Secure | View |