143.74.10.0/24
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-11-06 | 2026-11-07 | AS1540 | Headquarters, USAISC |
| 2026-09-03 | 2026-09-04 | AS1540 | Headquarters, USAISC |
| 2026-09-01 | 2026-09-02 | AS1540 | Headquarters, USAISC |
| 2026-08-27 | 2026-08-29 | AS1540 | Headquarters, USAISC |
| 2026-08-13 | 2026-08-14 | AS1540 | Headquarters, USAISC |
| 2026-08-11 | 2026-08-12 | AS1540 | Headquarters, USAISC |
| 2026-08-08 | 2026-08-09 | AS1540 | Headquarters, USAISC |
| 2026-07-21 | 2026-07-23 | AS1540 | Headquarters, USAISC |
| 2026-06-13 | 2026-06-30 | AS1516 | Headquarters, USAISC |