These entries are queried from radb.net using whois, you can try my project getting these.
:AS270844 route: 190.115.208.0/22 descr: PROXY FOR OPENX CUSTOMER origin: AS270844 mnt-by: MAINT-AS263444 notify: registro [at] openx.com.br changed: registro [at] openx.com.br 20210601 remarks: Tue Jun 1 20:52:15 2021 source: RADB last-modified: 2023-11-13T16:05:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 190.115.208.0/24 descr: CLARO S.A. Customer origin: AS270844 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210419 source: RADB last-modified: 2023-11-13T16:05:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 190.115.209.0/24 descr: CLARO S.A. Customer origin: AS270844 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210419 source: RADB last-modified: 2023-11-13T16:05:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 190.115.210.0/24 descr: CLARO S.A. Customer origin: AS270844 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210414 source: RADB last-modified: 2023-11-13T16:05:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 190.115.211.0/24 descr: CLARO S.A. Customer origin: AS270844 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220610 source: RADB last-modified: 2023-11-13T16:11:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7248::/32 descr: PROXY FOR OPENX CUSTOMER origin: AS270844 mnt-by: MAINT-AS263444 notify: registro [at] openx.com.br changed: registro [at] openx.com.br 20210601 remarks: Tue Jun 1 20:48:07 2021 source: RADB last-modified: 2023-11-13T16:05:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7248::/33 descr: CLARO S.A. Customer origin: AS270844 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210518 source: RADB last-modified: 2023-11-13T16:05:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7248:8000::/33 descr: CLARO S.A. Customer origin: AS270844 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210518 source: RADB last-modified: 2023-11-13T16:05:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source