These entries are queried from radb.net using whois, you can try my project getting these.
:AS262826 route: 186.251.64.0/21 descr: PW INFORMATICA E TECNOLOGIA LTDA origin: AS262826 notify: proalfa [at] gmail.com mnt-by: MAINT-AS262826 changed: atendimento1 [at] k3gsolutions.com.br 20220712 source: TC last-modified: 2022-07-12T18:02:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.64.0/21 descr: G8 Customer Proxy Route origin: AS262826 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20200901 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: 186.251.64.0/21 descr: PROXY FOR OUR CUSTOMER CONE origin: AS262826 mnt-by: MAINT-AS266539 changed: rubpires [at] gmail.com 20211013 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.64.0/22 descr: PW INFORMATICA E TECNOLOGIA LTDA origin: AS262826 notify: proalfa [at] gmail.com mnt-by: MAINT-AS262826 changed: atendimento1 [at] k3gsolutions.com.br 20220712 source: TC last-modified: 2022-07-12T18:02:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.64.0/23 descr: PW INFORMATICA E TECNOLOGIA LTDA origin: AS262826 notify: proalfa [at] gmail.com mnt-by: MAINT-AS262826 changed: atendimento1 [at] k3gsolutions.com.br 20220712 source: TC last-modified: 2022-07-12T18:02:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.66.0/23 descr: PW INFORMATICA E TECNOLOGIA LTDA origin: AS262826 notify: proalfa [at] gmail.com mnt-by: MAINT-AS262826 changed: atendimento1 [at] k3gsolutions.com.br 20220712 source: TC last-modified: 2022-07-12T18:02:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.67.0/24 descr: CLARO S.A. Customer origin: AS262826 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220714 source: RADB last-modified: 2023-11-13T16:11:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.68.0/22 descr: PW INFORMATICA E TECNOLOGIA LTDA origin: AS262826 notify: proalfa [at] gmail.com mnt-by: MAINT-AS262826 changed: atendimento1 [at] k3gsolutions.com.br 20220712 source: TC last-modified: 2022-07-12T18:02:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.68.0/23 descr: PW INFORMATICA E TECNOLOGIA LTDA origin: AS262826 notify: proalfa [at] gmail.com mnt-by: MAINT-AS262826 changed: atendimento1 [at] k3gsolutions.com.br 20220712 source: TC last-modified: 2022-07-12T18:02:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.70.0/23 descr: PW INFORMATICA E TECNOLOGIA LTDA origin: AS262826 notify: proalfa [at] gmail.com mnt-by: MAINT-AS262826 changed: atendimento1 [at] k3gsolutions.com.br 20220712 source: TC last-modified: 2022-07-12T18:02:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:5024::/32 descr: PW INFORMATICA E TECNOLOGIA LTDA origin: AS262826 notify: proalfa [at] gmail.com mnt-by: MAINT-AS262826 changed: atendimento1 [at] k3gsolutions.com.br 20220712 source: TC last-modified: 2022-07-12T18:10:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:5024::/32 descr: PROXY FOR OUR CUSTOMER CONE origin: AS262826 mnt-by: MAINT-AS266539 changed: rubpires [at] gmail.com 20211013 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:5024::/32 descr: G8 Customer Proxy Route origin: AS262826 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210823 source: RADB last-modified: 2023-11-13T16:08:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source