| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 99.83.176.46 | 50573s | a44fc39dcd01d2028.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 99.83.128.0/17 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | smtp.secureserver.net | 92.204.80.20 | sxplibsmtp-v01.prod.sxb1.secureserver.net | AS21499 Host Europe GmbH |
| 10 | 3600s | mailstore1.secureserver.net | 92.204.80.19 | sxplibsmtp-v02.prod.sxb1.secureserver.net | AS21499 Host Europe GmbH |
| 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 | 2024051305 |
| Primary NS (MNAME) | ns1.markmonitor.com |
| Responsible (RNAME) | hostmaster@markmonitor.com |
| Refresh | 86400s |
| Retry | 3600s |
| Expire | 2592000s |
| Minimum (neg-cache TTL) | 172800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-06-23 20:55:28 | 996ms | 7 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-23 10:58:22 | 1651ms | 7 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-22 22:01:38 | 1154ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 15:05:55 | 1180ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 09:11:06 | 7664ms | 7 NS 1 A 2 MX | 🔓 Insecure | View |