| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 20.160.54.45 | 900s | — | AS8075 | Microsoft Corporation | 20.160.0.0/12 | 🇳🇱 The Netherlands | Amsterdam |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 900s | mail.frontis.nl | — | — | — |
| TXT Record |
|---|
| google-site-verification: HAVpV19P9z38raDRMnGXVI26AhGG50H9RXGV6PEKtCc |
| 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 | 2025012102 |
| Primary NS (MNAME) | ns1.openprovider.nl |
| Responsible (RNAME) | dns@openprovider.eu |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-07-25 09:47:27 | 819ms | 3 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-24 09:16:21 | 39115ms | 3 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-06-24 10:13:53 | 2406ms | 3 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 03:49:35 | 907ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 13:33:05 | 1248ms | 3 NS 1 A 1 MX | 🔓 Insecure | View |