| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.186.86.246 | 3600s | 5.186.86.246.dhcp.fibianet.dk | AS44869 | FIBIA P/S | 5.186.0.0/16 | 🇩🇰 Denmark | Odense |
| 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 | 2026061101 |
| 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 | |
|---|---|---|---|---|
| 2026-08-19 23:11:03 | 4608ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-18 22:30:56 | 3414ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-11 05:58:13 | 4529ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-17 16:18:05 | 754ms | 2 NS 1 A 1 MX | ❓ Unknown | View |
| 2026-07-15 12:52:27 | 13461ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-02 01:41:21 | 485ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 04:25:42 | 413ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |