These entries are queried from radb.net using whois, you can try my project getting these.
:AS55297 route: 183.91.136.0/21 descr: CAT route object for SAB SOLUTION origin: AS55297 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20091214 source: RADB last-modified: 2023-11-13T15:45:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 183.91.136.0/24 descr: CAT route object for SAB SOLUTION origin: AS55297 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20091207 source: RADB last-modified: 2023-11-13T15:45:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source