| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 89.233.5.66 | 43200s | — | AS3308 | Norlys Telco A/S | 89.233.0.0/18 | 🇩🇰 Denmark | Copenhagen |
| 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 | 2026081101 |
| 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 | |
|---|---|---|---|---|
| 2026-09-05 00:38:42 | 501ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-27 11:15:36 | 511ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-11 17:53:35 | 576ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 01:23:27 | 8479ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-13 06:23:29 | 8524ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 02:34:34 | 1268ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 00:33:33 | 519ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 20:10:09 | 522ms | 2 NS 1 A 0 MX | 🔒 Secure | View |