183.91.40.0/21
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-06-13 | Current | AS4134 | China Telecom Backbone |
183.91.40.0/21Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-06-13 | Current | AS4134 | China Telecom Backbone |