203.25.208.0/20
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-11-08 | 2026-11-10 | AS4134 | China Telecom Backbone |
| 2026-10-30 | 2026-11-03 | AS4134 | China Telecom Backbone |
| 2026-10-22 | 2026-10-25 | AS4134 | China Telecom Backbone |
| 2026-10-16 | 2026-10-21 | AS4134 | China Telecom Backbone |
| 2026-10-09 | 2026-10-10 | AS4134 | China Telecom Backbone |
| 2026-10-04 | 2026-10-08 | AS4134 | China Telecom Backbone |
| 2026-09-30 | 2026-10-01 | AS4134 | China Telecom Backbone |
| 2026-09-24 | 2026-09-29 | AS4134 | China Telecom Backbone |
| 2026-09-22 | 2026-09-23 | AS4134 | China Telecom Backbone |
| 2026-09-13 | 2026-09-17 | AS4134 | China Telecom Backbone |
| 2026-09-01 | 2026-09-04 | AS4134 | China Telecom Backbone |
| 2026-08-24 | 2026-08-28 | AS4134 | China Telecom Backbone |
| 2026-08-21 | 2026-08-22 | AS4134 | China Telecom Backbone |
| 2026-08-18 | 2026-08-20 | AS4134 | China Telecom Backbone |
| 2026-08-14 | 2026-08-17 | AS4134 | China Telecom Backbone |
| 2026-07-30 | 2026-08-02 | AS4134 | China Telecom Backbone |
| 2026-07-27 | 2026-07-29 | AS4134 | China Telecom Backbone |
| 2026-07-22 | 2026-07-24 | AS4134 | China Telecom Backbone |
| 2026-07-05 | 2026-07-06 | AS4134 | China Telecom Backbone |
| 2026-07-01 | 2026-07-03 | AS4134 | China Telecom Backbone |
| 2026-06-26 | 2026-06-28 | AS4134 | China Telecom Backbone |
| 2026-06-20 | 2026-06-24 | AS4134 | China Telecom Backbone |
| 2026-06-15 | 2026-06-16 | AS4134 | China Telecom Backbone |