These entries are queried from radb.net using whois, you can try my project getting these.
:AS32138 route: 206.83.228.0/22 origin: AS32138 descr: 2415 Almeda Ave Norfolk VA 23513 United States admin-c: JA533-ARIN tech-c: DEA22-ARIN mnt-by: MNT-NTEK created: 2021-08-31T18:14:07Z last-modified: 2021-08-31T18:14:07Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.83.228.0/22 origin: AS32138 descr: Proxy registered route object for NETTEK-DATA-CENTER. admin-c: Corey Fisher tech-c: Steven Brooks mnt-by: MAINT-AS7795 changed: brookss [at] lumosnet.com 20210106 #20:56:15Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source