These entries are queried from radb.net using whois, you can try my project getting these.
:AS271248 route: 200.106.209.0/24 descr: Proxy Object : Cliente ITS_Transito IP: MYNETS SERVICOS DE COMUNICACAO LTDA origin: AS271248 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200826 #09:38:56Z source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.106.210.0/23 descr: Proxy Object : Cliente ITS_Transito IP: MYNETS SERVICOS DE COMUNICACAO LTDA origin: AS271248 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200826 #09:38:56Z source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.106.210.0/24 descr: Proxy Object : Cliente ITS_Transito IP: MYNETS SERVICOS DE COMUNICACAO LTDA origin: AS271248 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200826 #09:38:56Z source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.106.211.0/24 descr: Proxy Object : Cliente ITS_Transito IP: MYNETS SERVICOS DE COMUNICACAO LTDA origin: AS271248 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200826 #09:38:56Z source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source