These entries are queried from radb.net using whois, you can try my project getting these.
:AS267543 route: 45.70.16.0/22 descr: Douglas Antonio Martins ME origin: AS267543 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS267543 changed: db-admin [at] bgp.net.br 20190902 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: valid route: 45.70.17.0/24 descr: CLARO S.A. Customer origin: AS267543 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210412 source: RADB last-modified: 2023-11-13T16:05:29Z rpki-ov-state: valid route: 45.70.18.0/24 descr: CLARO S.A. Customer origin: AS267543 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210412 source: RADB last-modified: 2023-11-13T16:05:29Z rpki-ov-state: valid route: 45.70.19.0/24 descr: CLARO S.A. Customer origin: AS267543 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210412 source: RADB last-modified: 2023-11-13T16:05:29Z rpki-ov-state: valid route6: 2804:4304::/32 descr: PROXY FOR OPENX CUSTOMER origin: AS267543 mnt-by: MAINT-AS263444 notify: registro [at] openx.com.br changed: registro [at] openx.com.br 20210518 remarks: Tue May 18 14:20:37 2021 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: valid