These entries are queried from radb.net using whois, you can try my project getting these.
:AS141099 route: 103.156.234.0/24 descr: Route object for 103.156.234.0/24 origin: AS141099 mnt-by: MNT-APJII-ID country: ID last-modified: 2020-12-29T07:05:23Z source: APNIC rpki-ov-state: valid