| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.221.196.202 | 600s | — | AS51468 | One.com A/S | 91.221.196.0/23 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | troldurt.dk | 91.221.196.202 | — | AS51468 One.com A/S |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082901 |
| 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 | |
|---|---|---|---|---|
| 2026-08-30 00:18:44 | 1421ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-25 20:15:30 | 500ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-04 03:24:14 | 553ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 20:31:49 | 801ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 12:28:36 | 600ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 07:48:51 | 821ms | 2 NS 1 A 1 MX | 🔒 Secure | View |