129.139.0.0/16
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-07-23 | Current | AS1540 | Headquarters, USAISC |
| 2026-06-13 | 2026-07-23 | AS367 | United States Department of Defense (DoD) |
129.139.0.0/16Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-07-23 | Current | AS1540 | Headquarters, USAISC |
| 2026-06-13 | 2026-07-23 | AS367 | United States Department of Defense (DoD) |