These entries are queried from radb.net using whois, you can try my project getting these.
:AS264488 route: 131.255.140.0/22 descr: ITX-DataCorpore Serviços origin: AS264488 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20161110 #18:19:53Z source: RADB last-modified: 2023-11-13T15:49:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:205c::/32 descr: Solicitado por TPA Telecomunicacoes. Dic 02 2014 origin: AS264488 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20150105 #18:27:35Z source: RADB last-modified: 2023-11-13T15:47:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source