| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 213.173.228.19 | 3600s | — | AS3308 | Norlys Telco A/S | 213.173.224.0/19 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mailscan1.mainbrain.net | — | — | — |
| 10 | 43200s | mailscan2.mainbrain.net | — | — | — |
| 10 | 43200s | mailscan3.mainbrain.net | — | — | — |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026032501 |
| 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 | |
|---|---|---|---|---|
| 2026-07-02 15:48:47 | 11835ms | 2 NS 1 A 3 MX | 🔒 Secure | View |
| 2026-06-27 04:36:24 | 1038ms | 2 NS 1 A 3 MX | 🔒 Secure | View |
| 2026-06-24 21:26:17 | 576ms | 2 NS 1 A 3 MX | 🔒 Secure | View |
| 2026-06-24 19:12:03 | 931ms | 2 NS 1 A 3 MX | 🔒 Secure | View |
| 2026-06-17 13:35:17 | 3880ms | 2 NS 1 A 3 MX | 🔒 Secure | View |