| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.189.177.20 | 43200s | — | AS34989 | ServeTheWorld AS | 91.189.176.0/21 | 🇳🇴 Norway | Oslo |
| 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 | 2026081001 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 14:42:05 | 649ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-11 07:03:04 | 2925ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-16 08:13:50 | 888ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-11 03:39:54 | 16633ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 00:33:34 | 613ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 01:06:05 | 2492ms | 2 NS 1 A 0 MX | 🔒 Secure | View |