| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 165.160.13.20 | 14400s | — | AS19574 | Corporation Service Company | 165.160.12.0/22 | 🇺🇸 United States | — |
| 165.160.15.20 | 14400s | — | AS19574 | Corporation Service Company | 165.160.12.0/22 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 14400s | custmx.cscdns.net | 198.58.121.58 | 198-58-121-58.ip.linodeusercontent.com | AS63949 Akamai Connected Cloud |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 165.160.15.20 |
| 🔶 Autoconfig | 165.160.15.20 |
| 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 | 2017032812 |
| Primary NS (MNAME) | udns1.cscudns.com |
| Responsible (RNAME) | hostmaster@cscdns.net |
| Refresh | 86400s |
| Retry | 86400s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-07-05 18:53:15 | 34221ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 14:30:08 | 683ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-23 00:42:08 | 2730ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 12:12:33 | 892ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 15:29:36 | 488ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |