These entries are queried from radb.net using whois, you can try my project getting these.
:AS264423 route: 131.221.216.0/22 descr: CLIENTE_MOB_Departamento de Tr???nsito do Estado do Par?? origin: AS264423 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:49:57Z source: RADB last-modified: 2023-11-13T16:12:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:d40::/48 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: origin AS administrator remarks: (e.g. whois -h whois.registro.br AS264423) remarks: --------------------------------- remarks: This route is from a Oi customer which remarks: is being exported under origin AS below. remarks: It was created by us because no other remarks: route object with the same origin was found. remarks: --------------------------------- remarks: Please contact BGPOI-RADB if you have any remarks: questions regarding this object. remarks: --------------------------------- origin: AS264423 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20190904 source: RADB last-modified: 2023-11-13T15:57:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source