| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 34.89.231.172 | 3600s | 172.231.89.34.bc.googleusercontent.com | AS396982 | Google LLC | 34.80.0.0/12 | 🇩🇪 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 | 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 | |
|---|---|---|---|---|
| 2026-08-31 19:30:56 | 606ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 11:51:07 | 515ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-25 20:39:45 | 559ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-25 11:15:50 | 883ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-25 13:42:19 | 2437ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 00:23:09 | 545ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 13:16:22 | 613ms | 2 NS 1 A 0 MX | 🔒 Secure | View |