| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 164.90.221.12 | 3600s | — | AS14061 | DigitalOcean, LLC | 164.90.192.0/19 | 🇩🇪 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 | 2026080801 |
| 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 | |
|---|---|---|---|---|
| 2026-08-10 19:27:18 | 8748ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 04:05:37 | 4798ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-10 04:34:39 | 595ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 13:47:57 | 1721ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-19 06:35:09 | 698ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 09:39:33 | 547ms | 2 NS 1 A 0 MX | 🔒 Secure | View |