These entries are queried from radb.net using whois, you can try my project getting these.
:AS268221 route: 45.236.52.0/22 descr: Fiber Banda Larga Servicos e Telecomunicacoes LTDA origin: AS268221 mnt-by: MAINT-AS268221 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: valid route: 45.236.52.0/22 descr: Fiber Banda Larga Servicos e Telecomunicacoes LTDA origin: AS268221 mnt-by: MAINT-AS268221 notify: db-admin [at] bgp.net.br changed: db-admin [at] bgp.net.br 20190208 #08:45:27(-02) source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: valid route: 45.236.52.0/23 descr: Fiber Banda Larga Servicos e Telecomunicacoes LTDA origin: AS268221 mnt-by: MAINT-AS268221 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: valid route: 45.236.52.0/24 descr: Fiber Banda Larga Servicos e Telecomunicacoes LTDA origin: AS268221 mnt-by: MAINT-AS268221 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: valid route: 45.236.53.0/24 descr: Fiber Banda Larga Servicos e Telecomunicacoes LTDA origin: AS268221 mnt-by: MAINT-AS268221 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: valid route: 45.236.54.0/23 descr: Fiber Banda Larga Servicos e Telecomunicacoes LTDA origin: AS268221 mnt-by: MAINT-AS268221 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: valid route: 45.236.54.0/24 descr: Fiber Banda Larga Servicos e Telecomunicacoes LTDA origin: AS268221 mnt-by: MAINT-AS268221 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: valid route: 45.236.55.0/24 descr: Fiber Banda Larga Servicos e Telecomunicacoes LTDA origin: AS268221 mnt-by: MAINT-AS268221 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: valid route6: 2804:4dd0::/32 descr: ITX-DB3 origin: AS268221 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180921 #18:34:01Z source: RADB last-modified: 2023-11-13T15:54:43Z rpki-ov-state: valid route6: 2804:4dd0::/32 descr: Fiber Banda Larga Servicos e Telecomunicacoes LTDA origin: AS268221 mnt-by: MAINT-AS268221 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: valid