These entries are queried from radb.net using whois, you can try my project getting these.
:AS266735 route: 45.231.224.0/22 descr: LACNIC generated route for MARTIN MAXIMILIANO SINTURION (STATIONET) origin: AS266735 remarks: LACNIC generated route for MARTIN MAXIMILIANO SINTURION (STATIONET) remarks: maxLength 24 mnt-by: MNT-AR-MMSS1-LACNIC changed: 20240308 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-08T15:00:05Z rpki-ov-state: valid route: 45.231.224.0/22 descr: SINTURION MARTIN MAXIMILIANO SINTURION origin: AS266735 member-of: RS-AS266735-SINTURIONMARTINMAXIMILIANOSINTURION mnt-by: MAINT-AS11664 changed: ing.clientes [at] claro.com.ar 20180522 #14:25:31Z source: RADB last-modified: 2023-11-13T15:53:41Z rpki-ov-state: valid route6: 2803:b20::/32 origin: AS266735 descr: Globenet Customer - Metrotel - Stationet mnt-by: MAINT-AS52320 changed: leonardo.almeida [at] globenet.net 20210305 #00:06:55Z source: RADB last-modified: 2023-11-13T16:05:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source