These entries are queried from radb.net using whois, you can try my project getting these.
:AS263135 route: 177.190.72.0/21 descr: ITX-NOVA PORTONET TELECOMUNICAÇOES origin: AS263135 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20161109 #18:50:18Z source: RADB last-modified: 2023-11-13T15:49:56Z rpki-ov-state: valid route: 177.190.72.0/21 origin: AS263135 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: suporte [at] novaportonet.com.br mnt-by: MAINT-AS263135 source: TC last-modified: 2022-04-08T11:50:21Z rpki-ov-state: valid route6: 2804:174c::/32 origin: AS263135 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: suporte [at] novaportonet.com.br mnt-by: MAINT-AS263135 source: TC last-modified: 2022-04-08T11:50:21Z rpki-ov-state: valid route6: 2804:174c::/32 descr: ITX-NOVA PORTONET TELECOMUNICAÇOES origin: AS263135 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20161109 #18:51:20Z source: RADB last-modified: 2023-11-13T15:49:56Z rpki-ov-state: valid route6: 2804:7a1c::/33 descr: PROXY FOR OPENX CUSTOMER origin: AS263135 mnt-by: MAINT-AS263444 notify: registro [at] openx.com.br changed: registro [at] openx.com.br 20220501 remarks: Sun May 1 23:45:09 2022=20 source: RADB last-modified: 2023-11-13T16:10:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source