These entries are queried from radb.net using whois, you can try my project getting these.
:AS271619 route: 179.63.152.0/22 origin: AS271619 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: elilorenzoni [at] gmail.com mnt-by: MAINT-AS271619 source: TC last-modified: 2022-06-24T12:01:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 179.63.152.0/22 descr: CLARO S.A. Customer origin: AS271619 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220608 source: RADB last-modified: 2023-11-13T16:11:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7e5c::/32 origin: AS271619 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: elilorenzoni [at] gmail.com mnt-by: MAINT-AS271619 source: TC last-modified: 2022-06-24T12:01:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7e5c::/32 origin: AS271619 descr: FORTE-CUSTOMER mnt-by: MAINT-AS263009 changed: ruan [at] fortetelecom.com.br 20211206 #15:29:17Z source: RADB last-modified: 2023-11-13T16:09:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source