155.136.144.0/24
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-11-06 | Current | AS21054 | Natwest Markets PLC |
| 2026-10-02 | 2026-10-11 | AS21054 | Natwest Markets PLC |
| 2026-09-22 | 2026-09-27 | AS21054 | Natwest Markets PLC |
| 2026-08-30 | 2026-09-20 | AS21054 | Natwest Markets PLC |
| 2026-08-16 | 2026-08-29 | AS21054 | Natwest Markets PLC |
| 2026-07-20 | Current | AS21301 | Natwest Markets PLC |
| 2026-07-18 | 2026-07-22 | AS21054 | Natwest Markets PLC |
| 2026-07-08 | 2026-07-19 | AS21301 | Natwest Markets PLC |
| 2026-07-01 | 2026-07-05 | AS21301 | Natwest Markets PLC |
| 2026-06-18 | 2026-06-28 | AS21301 | Natwest Markets PLC |
| 2026-06-13 | 2026-07-14 | AS21054 | Natwest Markets PLC |