143.73.22.0/23
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-11-06 | 2026-11-07 | AS1540 | Headquarters, USAISC |
| 2026-09-16 | 2026-09-17 | AS367 | United States Department of Defense (DoD) |
| 2026-09-11 | 2026-09-12 | AS367 | United States Department of Defense (DoD) |
| 2026-09-03 | 2026-09-04 | AS367 | United States Department of Defense (DoD) |
| 2026-08-26 | 2026-08-29 | AS367 | United States Department of Defense (DoD) |
| 2026-08-19 | 2026-08-20 | AS367 | United States Department of Defense (DoD) |
| 2026-08-11 | 2026-08-15 | AS367 | United States Department of Defense (DoD) |
| 2026-08-06 | 2026-08-08 | AS367 | United States Department of Defense (DoD) |
| 2026-07-30 | 2026-08-01 | AS367 | United States Department of Defense (DoD) |
| 2026-07-01 | 2026-07-02 | AS367 | United States Department of Defense (DoD) |
| 2026-06-13 | 2026-06-26 | AS367 | United States Department of Defense (DoD) |