| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 83.136.251.152 | 3600s | 83-136-251-152.uk-lon1.upcloud.host | AS202053 | UpCloud Ltd | 83.136.248.0/21 | 🇬🇧 United Kingdom | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.idesign4u.dk | 83.136.251.152 | 83-136-251-152.uk-lon1.upcloud.host | AS202053 UpCloud Ltd |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns1-34.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-06-28 14:57:56 | 2872ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-21 09:55:59 | 983ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 17:29:25 | 1034ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-19 17:14:50 | 904ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 14:31:09 | 350ms | 0 NS 0 A 0 MX | ❓ Unknown | View |