These entries are queried from radb.net using whois, you can try my project getting these.
:AS133940 route: 103.49.19.0/24 origin: AS133940 descr: Proxy route remarks: Proxy route mnt-by: MAINT-AS7545 changed: core-neteng-support [at] tpg.com.au 20230801 source: RADB last-modified: 2023-11-13T16:17:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source