| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.33.206.44 | 3600s | 77.33.206.44.dhcp.fibianet.dk | AS44869 | FIBIA P/S | 77.33.0.0/16 | 🇩🇰 Denmark | Brønshøj |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026071705 |
| 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 | |
|---|---|---|---|---|
| 2026-08-26 22:45:22 | 685ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-18 04:45:55 | 710ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-16 23:09:49 | 740ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-14 16:05:24 | 720ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-08 20:42:49 | 903ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-07 08:43:42 | 1040ms | 1 NS 0 A 0 MX | ❓ Unknown | View |