These entries are queried from radb.net using whois, you can try my project getting these.
:AS266227 route: 45.6.144.0/22 descr: ITX-SÃO PEDRO NET origin: AS266227 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20171005 #20:49:15Z source: RADB last-modified: 2023-11-13T15:51:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.6.144.0/24 descr: CLARO S.A. Customer origin: AS266227 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210505 source: RADB last-modified: 2023-11-13T16:05:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.6.145.0/24 descr: CLARO S.A. Customer origin: AS266227 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210505 source: RADB last-modified: 2023-11-13T16:05:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.6.146.0/24 descr: CLARO S.A. Customer origin: AS266227 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210505 source: RADB last-modified: 2023-11-13T16:05:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.6.147.0/24 descr: CLARO S.A. Customer origin: AS266227 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210505 source: RADB last-modified: 2023-11-13T16:05:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3ca8::/32 origin: AS266227 descr: Prefixo AS266227 remarks: Proxy Object mnt-by: MAINT-AS28283 changed: peering [at] adylnet.com.br 20200710 #21:35:15Z source: RADB last-modified: 2023-11-13T16:01:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source