These entries are queried from radb.net using whois, you can try my project getting these.
:AS270947 route6: 2804:73f0::/32 descr: AS-BLH-CUSTOMER-270947 origin: AS270947 remarks: Cliente do Cliente Brothers remarks: AS PATH 267613 264872 270947 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 mnt-by: MAINT-AS267613 changed: ulisses.almeida [at] eletronet.com 20200813 #16:59:52Z source: RADB last-modified: 2023-11-13T16:01:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:73f0::/33 descr: CLARO S.A. Customer origin: AS270947 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210713 source: RADB last-modified: 2023-11-13T16:07:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:73f0:8000::/33 descr: CLARO S.A. Customer origin: AS270947 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210713 source: RADB last-modified: 2023-11-13T16:07:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source