These entries are queried from radb.net using whois, you can try my project getting these.
:AS26058 route: 23.235.112.0/20 descr: Netsmart Technologies descr: 11100 Nall Ave descr: Overland Park, KS 66211 export-comps: {23.235.112.0/20^20-24} origin: AS26058 mnt-by: MNT-NT-54 changed: kschoenberger [at] ntst.com 20200528 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 23.235.112.0/21 origin: AS26058 descr: Netsmart Technologies mnt-by: MAINT-BLUEBIRD changed: daniel.johnston [at] bluebirdnetwork.com 20220307 #14:32:34Z source: RADB last-modified: 2023-11-13T16:09:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 63.146.98.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS26058 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source