These entries are queried from radb.net using whois, you can try my project getting these.
:AS63015 route: 162.250.224.0/21 descr: VW-CUST-86097 origin: AS63015 remarks: Proxy route object for ViaWest customer. mnt-by: MAINT-FLEXENTIAL changed: routing [at] viawest.net 20150113 #21:36:13Z source: RADB last-modified: 2023-11-13T15:57:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source