| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.221.196.232 | 43200s | — | AS51468 | One.com A/S | 91.221.196.0/23 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.webdezigner.dk | — | — | — |
| 50 | 43200s | mailgate.cybercity.dk | 212.88.64.50 | relay.telenor.dk | AS9158 Telenor A/S |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081101 |
| 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 06:59:03 | 837ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-11 15:53:13 | 783ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-18 04:03:19 | 1150ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-13 14:48:00 | 978ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-27 01:48:21 | 675ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-26 19:32:34 | 2793ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-24 07:41:51 | 1138ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-23 14:02:40 | 1111ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 05:09:06 | 2746ms | 2 NS 1 A 2 MX | 🔒 Secure | View |