139.231.152.0/21
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-07-16 | 2026-07-17 | AS1540 | Headquarters, USAISC |
139.231.152.0/21Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-07-16 | 2026-07-17 | AS1540 | Headquarters, USAISC |