| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.158.91.212 | 3600s | ecs-80-158-91-212.reverse.open-telekom-cloud.com | AS6878 | T-Systems International GmbH | 80.158.88.0/22 | 🇩🇪 Germany | — |
| 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 | 2026083101 |
| 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 | |
|---|---|---|---|---|
| 2026-09-01 01:01:22 | 984ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-09 06:32:50 | 1161ms | 2 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-24 15:20:19 | 920ms | 2 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-22 12:57:51 | 676ms | 2 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-20 15:18:13 | 985ms | 2 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-19 23:15:19 | 3726ms | 2 NS 1 A 3 MX | 🔓 Insecure | View |
| 2026-06-17 11:35:23 | 2753ms | 2 NS 1 A 3 MX | 🔓 Insecure | View |