221.133.244.0/24
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-06-13 | Current | AS4812 | China Telecom Shanghai Province Network |
221.133.244.0/24Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-06-13 | Current | AS4812 | China Telecom Shanghai Province Network |