These entries are queried from radb.net using whois, you can try my project getting these.
:AS267618 route: 45.71.88.0/22 descr: PROXY FOR OPENX CUSTOMER origin: AS267618 mnt-by: MAINT-AS263444 notify: registro [at] openx.com.br changed: registro [at] openx.com.br 20230531 remarks: Wed May 31 15:42:22 2023 source: RADB last-modified: 2023-11-13T16:17:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.71.90.0/23 descr: G8 Customer Proxy Route origin: AS267618 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210722 source: RADB last-modified: 2023-11-13T16:07:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.71.90.0/24 descr: CLARO S.A. Customer origin: AS267618 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.71.91.0/24 descr: CLARO S.A. Customer origin: AS267618 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:440c::/32 descr: WIX origin: AS267618 mnt-by: MAINT-AS53013 changed: danielantonio [at] wixnet.com.br 20230225 source: RADB last-modified: 2023-11-13T16:15:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source