These entries are queried from radb.net using whois, you can try my project getting these.
:AS29993 route: 64.107.184.0/24 descr: ICN Range advertised by ICN customer North Central College AS29993 origin: AS29993 notify: bgp4-admin [at] illinois.gov mnt-by: MAINT-AS6325 changed: lisa.koltun [at] illinois.gov 20170112 #19:48:09Z source: RADB last-modified: 2023-11-13T15:50:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.160.165.0/24 origin: AS29993 descr: ICN Customer - North Central College mnt-by: MAINT-AS6325 changed: lisa.koltun [at] illinois.gov 20200427 #17:53:02Z source: RADB last-modified: 2023-11-13T16:00:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source