These entries are queried from radb.net using whois, you can try my project getting these.
:AS61640 route: 131.72.64.0/22 descr: Bloco de IP's cliente "Cliente" Criado pela equipe Durand do Brazil origin: AS61640 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: eduardo [at] durand.com.br 20140918 #19:23:29Z source: RADB last-modified: 2023-11-13T15:46:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1c34::/32 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. origin: AS61640 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20160513 #17:11:46Z source: RADB last-modified: 2023-11-13T15:49:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source