| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 31.220.121.104 | 86400s | — | AS15817 | Mittwald CM Service GmbH & Co. KG | 31.220.120.0/21 | 🇩🇪 Germany | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mx1.agenturserver.de | 185.15.192.56 | mx1.agenturserver.de | AS15817 Mittwald CM Service GmbH & Co. KG |
| 10 | 86400s | mx2.agenturserver.de | 185.15.192.57 | mx2.agenturserver.de | AS15817 Mittwald CM Service GmbH & Co. KG |
| 20 | 86400s | mx3.agenturserver.de | 185.15.192.58 | mx3.agenturserver.de | AS15817 Mittwald CM Service GmbH & Co. KG |
| 50 | 86400s | mx4.agenturserver.de | 185.15.192.59 | mx4.agenturserver.de | AS15817 Mittwald CM Service GmbH & Co. KG |
| 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 | 2019052000 |
| Primary NS (MNAME) | dns017.arvato-systems.de |
| Responsible (RNAME) | hostmaster@bnic.bertelsmann.de |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 172800s |