| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.102.91.1 | 43200s | glenfarclas.arkolog.dk | AS47292 | Sentia Denmark A/S | 91.102.88.0/21 | 🇩🇰 Denmark | — |
| 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 | 2026081901 |
| 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 09:28:49 | 561ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-20 14:08:18 | 5196ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-16 09:21:23 | 8601ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-14 21:16:11 | 6830ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-29 04:24:41 | 678ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-24 16:13:55 | 3049ms | 2 NS 1 A 4 MX | ⚠️ Bogus | View |
| 2026-06-24 03:22:37 | 991ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 17:43:32 | 915ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-21 12:51:05 | 1121ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 18:35:13 | 580ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-20 04:41:24 | 1089ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-17 12:55:32 | 2320ms | 2 NS 1 A 4 MX | 🔒 Secure | View |