| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 49.12.120.222 | 3600s | server4.designrus.dk | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:242:52a0::2 | 3600s | server4.designrus.dk | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082601 |
| 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 07:49:45 | 1168ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-08 21:40:53 | 5007ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-27 12:27:39 | 620ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 12:08:41 | 576ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 01:39:40 | 1709ms | 2 NS 1 A 0 MX | 🔒 Secure | View |