These entries are queried from radb.net using whois, you can try my project getting these.
:AS266414 route: 170.81.156.0/22 descr: OPENX to EXPRESS NETWORK-ME origin: AS266414 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS28663 changed: epafras [at] durand.com.br 20190809 source: RADB last-modified: 2023-11-13T16:07:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.81.156.0/23 descr: CLARO S.A. Customer origin: AS266414 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211117 source: RADB last-modified: 2023-11-13T16:08:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.81.158.0/23 descr: CLARO S.A. Customer origin: AS266414 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211117 source: RADB last-modified: 2023-11-13T16:08:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3770::/32 descr: OPENX to EXPRESS NETWORK-ME origin: AS266414 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS28663 changed: epafras [at] durand.com.br 20190809 source: RADB last-modified: 2023-11-13T16:07:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3770::/33 descr: CLARO S.A. Customer origin: AS266414 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211119 source: RADB last-modified: 2023-11-13T16:08:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3770:8000::/33 descr: CLARO S.A. Customer origin: AS266414 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211119 source: RADB last-modified: 2023-11-13T16:08:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source