| 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 | 165.160.13.20 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2022111402 |
| Primary NS (MNAME) | dns1.cscdns.net |
| Responsible (RNAME) | hostmaster@cscdns.net |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 14400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-26 12:20:25 | 983ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-08-24 22:19:14 | 9467ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-06-26 05:26:02 | 599ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-06-23 14:06:58 | 1179ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 03:36:54 | 579ms | 2 NS 2 A 1 MX | 🔒 Secure | View |
| 2026-06-17 21:51:31 | 806ms | 2 NS 2 A 1 MX | 🔒 Secure | View |