| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 7200s | mail.joker.com | 194.245.148.6 194.245.148.9 |
mailfw3.joker-forward.com mailfw4.joker-forward.com |
AS5517 CSL Computer Service Langenbach GmbH AS5517 CSL Computer Service Langenbach GmbH |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026072220 |
| Primary NS (MNAME) | x.ns.joker.com |
| Responsible (RNAME) | hostmaster@joker.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |