147.241.88.0/21
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-10-31 | Current | AS289 | Headquarters, USAISC |
| 2026-06-13 | 2026-10-31 | AS668 | DoD High Performance Computing (Defense Research and Engineering Network) |