143.74.7.0/24
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-09-03 | 2026-09-04 | AS1540 | Headquarters, USAISC |
| 2026-09-01 | 2026-09-02 | AS1540 | Headquarters, USAISC |
| 2026-08-26 | 2026-08-27 | AS1540 | Headquarters, USAISC |
| 2026-08-14 | 2026-08-15 | AS1540 | Headquarters, USAISC |
| 2026-08-08 | 2026-08-09 | AS1540 | Headquarters, USAISC |
| 2026-06-24 | 2026-06-26 | AS1540 | Headquarters, USAISC |
| 2026-06-19 | 2026-06-20 | AS1540 | Headquarters, USAISC |