These entries are queried from radb.net using whois, you can try my project getting these.
:AS268977 route: 45.176.248.0/22 origin: AS268977 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: carlos [at] cepain.com.br mnt-by: MAINT-AS268977 source: TC last-modified: 2023-07-22T12:12:47Z rpki-ov-state: valid route: 45.176.248.0/22 descr: Transito SULBBS to C2 Telecomunicacoes e Servicos Ltda origin: AS268977 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20190524 source: RADB last-modified: 2023-11-13T15:56:25Z rpki-ov-state: valid route: 45.176.248.0/22 descr: CEPAIN C2 TELECOM origin: AS268977 mnt-by: MAINT-AS268977 notify: carlos [at] cepain.com.br changed: noc [at] openx.com.br 20220729 source: ALTDB rpki-ov-state: valid route: 45.176.248.0/23 descr: CEPAIN C2 TELECOM origin: AS268977 mnt-by: MAINT-AS268977 notify: carlos [at] cepain.com.br changed: noc [at] openx.com.br 20220729 source: ALTDB rpki-ov-state: valid route: 45.176.248.0/24 descr: CEPAIN C2 TELECOM origin: AS268977 mnt-by: MAINT-AS268977 notify: carlos [at] cepain.com.br changed: noc [at] openx.com.br 20220729 source: ALTDB rpki-ov-state: valid route: 45.176.249.0/24 descr: CEPAIN C2 TELECOM origin: AS268977 mnt-by: MAINT-AS268977 notify: carlos [at] cepain.com.br changed: noc [at] openx.com.br 20220729 source: ALTDB rpki-ov-state: valid route: 45.176.250.0/23 descr: CEPAIN C2 TELECOM origin: AS268977 mnt-by: MAINT-AS268977 notify: carlos [at] cepain.com.br changed: noc [at] openx.com.br 20220729 source: ALTDB rpki-ov-state: valid route: 45.176.250.0/24 descr: CEPAIN C2 TELECOM origin: AS268977 mnt-by: MAINT-AS268977 notify: carlos [at] cepain.com.br changed: noc [at] openx.com.br 20220729 source: ALTDB rpki-ov-state: valid route: 45.176.251.0/24 descr: CEPAIN C2 TELECOM origin: AS268977 mnt-by: MAINT-AS268977 notify: carlos [at] cepain.com.br changed: noc [at] openx.com.br 20220729 source: ALTDB rpki-ov-state: valid route6: 2804:5d84::/32 descr: CEPAIN C2 TELECOM origin: AS268977 mnt-by: MAINT-AS268977 notify: carlos [at] cepain.com.br changed: noc [at] openx.com.br 20220729 source: ALTDB rpki-ov-state: valid route6: 2804:5d84::/32 descr: Transito SULBBS to C2 Telecomunicacoes e Servicos Ltda origin: AS268977 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20190524 source: RADB last-modified: 2023-11-13T15:56:25Z rpki-ov-state: valid route6: 2804:5d84::/32 descr: CEPAIN C2 TELECOM mnt-by: MAINT-AS268977 origin: AS268977 notify: carlos [at] cepain.com.br changed: noc [at] openx.com.br 20230722 source: TC last-modified: 2023-07-22T15:07:00Z rpki-ov-state: valid