| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 192.30.252.153 | 43200s | lb-192-30-252-153-iad.github.com | AS36459 | GitHub, Inc. | 192.30.252.0/22 | 🇺🇸 United States | — |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081501 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-16 12:55:30 | 4331ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-08-14 07:56:32 | 5189ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-07-17 11:50:35 | 1340ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-22 05:43:37 | 827ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-21 17:38:22 | 1088ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 14:17:31 | 1773ms | 2 NS 1 A 5 MX | 🔒 Secure | View |