147.21.128.0/24
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-07-03 | Current | AS10753 | Level 3 Parent, LLC |
| 2026-07-01 | 2026-07-03 | AS16504 | Granite Telecommunications LLC |
| 2026-06-13 | 2026-07-01 | AS10753 | Level 3 Parent, LLC |