These entries are queried from radb.net using whois, you can try my project getting these.
:AS24478 route: 203.176.128.0/20 descr: CAT route object for CAT Telecom origin: AS24478 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20070823 source: RADB last-modified: 2023-11-13T15:45:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source