These entries are queried from radb.net using whois, you can try my project getting these.
:AS270735 route: 177.221.142.0/23 origin: AS270735 descr: Computize Network Telecomunicacoes LTDA mnt-by: MAINT-AS262287 changed: networkops [at] maxihost.com.br 20200525 #12:10:08Z source: RADB last-modified: 2023-11-13T16:00:41Z rpki-ov-state: valid route: 177.221.142.0/24 origin: AS270735 descr: Proxy route remarks: Proxy route mnt-by: MAINT-AS7545 changed: core-neteng-support [at] tpg.com.au 20221215 source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 177.221.143.0/24 origin: AS270735 descr: Proxy route remarks: Proxy route mnt-by: MAINT-AS7545 changed: core-neteng-support [at] tpg.com.au 20221215 source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route6: 2804:7094::/32 descr: AS-CNK-CUSTOMER-270735 origin: AS270735 remarks: Cliente do Cliente COMPUTIZE NETWORK remarks: AS PATH 267613 270735 remarks: Usuario XConn ualmeida remarks: ************************************************************ remarks: This is a Eletronet customer proxy route object that was cre remarks: ated because no existing route object with the same origin w remarks: as found. Please contact noc [at] eletronet.net.br if you have an remarks: y questions regarding this object. remarks: ************************************************************ notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: FiltrosBGPOperadoras [at] eletronet.com 20230414 #12:42:05Z source: RADB last-modified: 2023-11-13T16:16:00Z rpki-ov-state: valid