| 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 | 2026083000 |
| 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 | |
|---|---|---|---|---|
| 2026-09-03 22:06:35 | 434ms | 4 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-31 09:05:50 | 366ms | 4 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-04 17:26:20 | 1047ms | 4 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-23 23:56:36 | 618ms | 4 NS 1 A 0 MX | ⚠️ Bogus | View |
| 2026-06-22 19:51:22 | 410ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 16:04:26 | 2467ms | 4 NS 1 A 0 MX | ⚠️ Bogus | View |
| 2026-06-22 07:08:22 | 1027ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 04:42:41 | 625ms | 4 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-21 17:03:41 | 1034ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-16 17:25:53 | 370ms | 4 NS 1 A 0 MX | 🔒 Secure | View |