These entries are queried from radb.net using whois, you can try my project getting these.
:AS28269 route: 187.18.0.0/20 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: AS28269 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20151028 #11:12:00Z source: RADB last-modified: 2023-11-13T15:48:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:8d0::/32 descr: Cemig origin: AS28269 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20170203 #13:53:20Z source: RADB last-modified: 2023-11-13T15:50:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source