| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 155.133.27.133 | 43200s | vmd171816.contaboserver.net | AS51167 | Contabo GmbH | 155.133.26.0/23 | 🇫🇷 France | Lauterbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 155.133.27.133 |
| 🔶 Autoconfig | 155.133.27.133 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080101 |
| 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 | |
|---|---|---|---|---|
| 2026-08-03 11:17:05 | 1207ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-03 12:23:27 | 812ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 10:33:37 | 1280ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 18:31:06 | 794ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-17 14:02:27 | 2724ms | 2 NS 1 A 4 MX | 🔒 Secure | View |