147.241.56.0/21
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-10-22 | Current | AS289 | Headquarters, USAISC |
| 2026-09-04 | 2026-10-20 | AS289 | Headquarters, USAISC |
| 2026-07-28 | 2026-09-04 | AS668 | DoD High Performance Computing (Defense Research and Engineering Network) |
| 2026-06-13 | 2026-07-27 | AS668 | DoD High Performance Computing (Defense Research and Engineering Network) |