| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 192.30.252.153 | 3600s | lb-192-30-252-153-iad.github.com | AS36459 | GitHub, Inc. | 192.30.252.0/22 | 🇺🇸 United States | — |
| 192.30.252.154 | 3600s | lb-192-30-252-154-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 | 2020072990 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 14:42:24 | 915ms | 4 NS 2 A 0 MX | 🔒 Secure | View |
| 2026-08-27 02:02:16 | 684ms | 4 NS 2 A 0 MX | 🔒 Secure | View |
| 2026-06-30 07:20:33 | 808ms | 4 NS 2 A 0 MX | 🔒 Secure | View |
| 2026-06-27 09:27:41 | 1188ms | 4 NS 2 A 0 MX | 🔒 Secure | View |
| 2026-06-24 11:50:02 | 754ms | 4 NS 2 A 0 MX | 🔒 Secure | View |
| 2026-06-24 01:38:11 | 750ms | 4 NS 2 A 0 MX | 🔒 Secure | View |
| 2026-06-17 10:23:05 | 608ms | 4 NS 2 A 0 MX | 🔒 Secure | View |