| 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 | 2024101100 |
| 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 | |
|---|---|---|---|---|
| 2026-08-28 08:02:46 | 777ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-25 21:26:57 | 543ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-04 14:08:18 | 720ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-21 23:56:25 | 318ms | 3 NS 1 A 0 MX | ⚠️ Bogus | View |
| 2026-06-18 07:54:16 | 652ms | 3 NS 1 A 0 MX | 🔒 Secure | View |