These entries are queried from radb.net using whois, you can try my project getting these.
:AS266552 route: 45.163.104.0/22 descr: PROXY FOR OUR CUSTOMER CONE origin: AS266552 mnt-by: MAINT-AS268200 changed: noc [at] liveinternet.com.br 20211007 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 160.238.216.0/22 descr: ADD TECNOLOGIA LTDA - ME origin: AS266552 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS266552 changed: db-admin [at] bgp.net.br 20200128 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 160.238.216.0/22 descr: Transito IPE to ADD TECNOLOGIA LTDA - ME origin: AS266552 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20180605 source: RADB last-modified: 2023-11-13T15:53:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 160.238.216.0/23 descr: MHNET origin: AS266552 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20170609 #19:53:24Z source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3dc4::/32 origin: AS266552 descr: ITX-GEGNET mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190213 #22:09:54Z source: RADB last-modified: 2023-11-13T15:55:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:52f4::/32 descr: PROXY FOR OUR CUSTOMER CONE origin: AS266552 mnt-by: MAINT-AS268200 changed: noc [at] liveinternet.com.br 20211007 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source