These entries are queried from radb.net using whois, you can try my project getting these.
:AS270821 route: 190.120.224.0/22 descr: CLARO S.A. Customer origin: AS270821 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210305 source: RADB last-modified: 2023-11-13T16:05:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 190.120.224.0/22 origin: AS270821 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: sara.on-line [at] hotmail.com mnt-by: MAINT-AS270821 source: TC last-modified: 2023-05-04T17:29:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:71f0::/32 origin: AS270821 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: sara.on-line [at] hotmail.com mnt-by: MAINT-AS270821 source: TC last-modified: 2023-05-04T17:29:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:71f0::/32 descr: CLARO S.A. Customer origin: AS270821 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210305 source: RADB last-modified: 2023-11-13T16:05:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source