These entries are queried from radb.net using whois, you can try my project getting these.
:AS28585 route: 187.87.128.0/20 descr: AS28585 origin: AS28585 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20151230 #17:10:38Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.87.128.0/21 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 AS28585) 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: AS28585 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20180703 source: RADB last-modified: 2023-11-13T15:54:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.87.136.0/21 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 AS28585) 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: AS28585 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20180703 source: RADB last-modified: 2023-11-13T15:54:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7c::/32 descr: AS28585 origin: AS28585 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20170103 #02:52:57Z source: RADB last-modified: 2023-11-13T15:50:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source