| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.103.118.250 | 600s | 5.103.118.250.static.fibianet.dk | AS44869 | FIBIA P/S | 5.103.0.0/16 | 🇩🇰 Denmark | Holbæk |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 298s | . 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 | 2026080101 |
| 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 18:32:49 | 2572ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-06 22:44:33 | 4584ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 20:29:36 | 6439ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-08 19:23:21 | 6506ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 23:31:46 | 506ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 08:18:48 | 1327ms | 2 NS 1 A 0 MX | ⚠️ Bogus | View |
| 2026-06-17 08:09:18 | 9706ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-17 08:06:25 | 313ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-17 08:00:40 | 502ms | 2 NS 1 A 0 MX | 🔒 Secure | View |