| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 40 | 172800s | mail2.grenkeleasing.com | 217.25.131.177 | mail2.grenkeleasing.com | AS21234 GRENKE Service GmbH |
| 40 | 172800s | mail3.grenkeleasing.com | 217.25.130.178 | mail3.grenkeleasing.com | AS21234 GRENKE Service GmbH |
| 50 | 172800s | mail10.grenkeleasing.com | 217.25.131.13 | mail10.grenkeleasing.com | AS21234 GRENKE Service GmbH |
| 50 | 172800s | mail5.grenkeleasing.com | 217.25.130.210 | mail5.grenkeleasing.com | AS21234 GRENKE Service GmbH |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 6 |
| Primary NS (MNAME) | ns1.weblease-europe.com |
| Responsible (RNAME) | root@localhost.localdomain |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 900s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 06:54:27 | 5554ms | 3 NS 0 A 4 MX | 🔓 Insecure | View |
| 2026-07-02 22:14:18 | 10186ms | 3 NS 0 A 4 MX | 🔓 Insecure | View |
| 2026-06-26 05:03:14 | 5855ms | 3 NS 0 A 4 MX | 🔓 Insecure | View |
| 2026-06-20 01:28:32 | 12859ms | 3 NS 0 A 4 MX | 🔓 Insecure | View |
| 2026-06-16 14:02:19 | 6246ms | 3 NS 0 A 4 MX | 🔓 Insecure | View |
| 2026-06-16 13:46:32 | 4450ms | 3 NS 0 A 4 MX | 🔓 Insecure | View |