| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | 3600s | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2023082200 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-02 23:57:31 | 729ms | 3 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-27 17:44:31 | 697ms | 3 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-23 23:00:47 | 1011ms | 3 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-22 01:28:28 | 1109ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-19 07:41:21 | 1051ms | 3 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 14:43:43 | 381ms | 0 NS 0 A 0 MX | ❓ Unknown | View |