These entries are queried from radb.net using whois, you can try my project getting these.
:AS270290 route: 201.71.24.0/22 origin: AS270290 descr: AS270290 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200204 #13:53:09Z source: RADB last-modified: 2023-11-13T15:59:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.71.27.0/24 descr: CLARO S.A. Customer origin: AS270290 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200702 source: RADB last-modified: 2023-11-13T16:01:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:69c4::/32 origin: AS270290 descr: This is a Commcorp Telecom customer proxy route object that was created because no existing route object with the same origin was found. Please contact noc [at] commcorp.com.br if you have any questions regarding this object. mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200205 #13:16:47Z source: RADB last-modified: 2023-11-13T15:59:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source