These entries are queried from radb.net using whois, you can try my project getting these.
:AS-WICAM-KH as-set: AS-WICAM-KH descr: WiCAM Corporation Ltd. tech-c: WN346-AP admin-c: WN346-AP mnt-by: MAINT-KH-WICAM members: AS24492,AS133378,AS55559,AS132098,AS137551,AS138629,AS139285,AS132080,AS137989,AS55769,AS140659,AS17981,AS132238,AS38235,AS150381 last-modified: 2024-01-17T07:28:37Z source: APNIC