| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 51.21.2.33 | 3600s | ec2-51-21-2-33.eu-north-1.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 51.20.0.0/14 | 🇸🇪 Sweden | Stockholm |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025081800 |
| 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 00:56:25 | 924ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-25 16:37:46 | 798ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-25 00:03:20 | 2385ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-23 21:49:12 | 653ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-20 06:25:44 | 572ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-20 01:58:09 | 522ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-16 15:31:39 | 352ms | 3 NS 1 A 0 MX | 🔒 Secure | View |