143.73.14.0/23
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-11-08 | 2026-11-09 | AS1540 | Headquarters, USAISC |
| 2026-11-04 | 2026-11-06 | AS1540 | Headquarters, USAISC |
| 2026-10-09 | 2026-10-10 | AS367 | United States Department of Defense (DoD) |