181.221.72.0/21
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-07-05 | Current | AS28573 | Claro NXT Telecomunicacoes Ltda |
| 2026-06-13 | 2026-07-04 | AS28573 | Claro NXT Telecomunicacoes Ltda |
181.221.72.0/21Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-07-05 | Current | AS28573 | Claro NXT Telecomunicacoes Ltda |
| 2026-06-13 | 2026-07-04 | AS28573 | Claro NXT Telecomunicacoes Ltda |