These entries are queried from radb.net using whois, you can try my project getting these.
:AS267371 route6: 2804:4c74::/32 descr: AS 267371 - J-PEREIRA origin: AS267371 notify: suporte [at] wirelink.com.br mnt-by: MAINT-AS61832 changed: suporte [at] wirelink.com.br 20201111 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4c74::/32 descr: CLARO S.A. Customer origin: AS267371 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180814 source: RADB last-modified: 2023-11-13T15:54:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4c74::/33 descr: CLARO S.A. Customer origin: AS267371 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20231027 source: RADB last-modified: 2023-11-13T16:19:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source