These entries are queried from radb.net using whois, you can try my project getting these.
:AS271545 route: 190.52.68.0/22 origin: AS271545 descr: FORTE-CUSTOMER mnt-by: MAINT-AS263009 changed: ruan [at] fortetelecom.com.br 20210524 #18:55:37Z source: RADB last-modified: 2023-11-13T16:05:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7d30::/32 origin: AS271545 descr: USUAL TELECOM LTDA mnt-by: MAINT-AS28260 changed: yuri.muller [at] altarede.com.br 20210122 #16:04:35Z source: RADB last-modified: 2023-11-13T16:05:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source