| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 165.160.13.20 | 43200s | — | AS19574 | Corporation Service Company | 165.160.12.0/22 | 🇺🇸 United States | — |
| 165.160.15.20 | 43200s | — | AS19574 | Corporation Service Company | 165.160.12.0/22 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | custmx.cscdns.net | 198.58.121.58 | 198-58-121-58.ip.linodeusercontent.com | AS63949 Akamai Connected Cloud |
| 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 | 2026062503 |
| Primary NS (MNAME) | dns1.cscdns.net |
| Responsible (RNAME) | hostmaster@cscdns.net |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-07-08 17:29:59 | 937ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-07 02:50:19 | 1117ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-05 19:48:35 | 633ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-04 17:57:43 | 1111ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-02 21:15:58 | 487ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-02 21:13:37 | 1754ms | 1 NS 0 A 0 MX | ❓ Unknown | View |