| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.236.186.180 | 43200s | — | AS57043 | Hostkey B.v. | 91.236.186.0/24 | 🇩🇪 Germany | Frankfurt am Main |
| 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 | 2026080401 |
| 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 14:05:57 | 605ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-06 06:02:21 | 1038ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-09 02:09:21 | 641ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 20:40:42 | 1375ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 02:04:48 | 5585ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 10:56:06 | 2649ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 11:36:06 | 744ms | 2 NS 1 A 0 MX | 🔒 Secure | View |