These entries are queried from radb.net using whois, you can try my project getting these.
:AS52680 route: 143.0.116.0/22 descr: BLZNET SERVICOS DE INTERNET LTDA - ME origin: AS52680 mnt-by: MAINT-AS52680 notify: db-admin [at] bgp.net.br changed: db-admin [at] bgp.net.br 20171016 #17:19:07(BRST) source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.0.116.0/22 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 AS52680) 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: AS52680 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20171113 source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.67.232.0/21 descr: Bloco de IP´s cliente "Vesx/Blz" Criado pela Equipe Durand do Brazil origin: AS52680 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: eduardo [at] durand.com.br 20141216 #12:22:01Z source: RADB last-modified: 2023-11-13T15:47:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.67.238.0/23 descr: CLARO S.A. Customer origin: AS52680 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220407 source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:c20::/32 descr: Solicitado por BLZNET. Agosto 29 2014. origin: AS52680 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20140829 #15:41:37Z source: RADB last-modified: 2023-11-13T15:46:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source