These entries are queried from radb.net using whois, you can try my project getting these.
:AS268363 route: 45.239.140.0/22 descr: G8 Customer Proxy Route origin: AS268363 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20230828 source: RADB last-modified: 2023-11-13T16:18:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:5000::/32 origin: AS268363 descr: PROXY FOR OUR CUSTOMER CONE mnt-by: MAINT-AS266583 changed: suporte [at] telxe.com.br 20220505 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:5000::/32 descr: AS-NNT-CUSTOMER-268363 origin: AS268363 remarks: Cliente do Cliente Norte Net remarks: AS PATH 267613 267420 262352 269258 268363 remarks: Usuario XConn ulisses.almeida 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: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com notify: silva [at] proativetec.com.br mnt-by: MAINT-AS267613 changed: FiltrosBGPOperadoras [at] eletronet.com 20220525 #17:08:36Z source: RADB last-modified: 2023-11-13T16:11:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source