These entries are queried from radb.net using whois, you can try my project getting these.
:AS397550 route: 38.146.200.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS397550 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 route: 199.231.120.0/22 origin: AS397550 descr: Jaspin Interactive, Inc. P.O Box 1354 Ashburn VA 20146 United States remarks: Allow GST SERVICES DBA GRIDNEXUS to announce 199.231.120.0/22 admin-c: NETWO5247-ARIN tech-c: EJS23-ARIN tech-c: NETWO5247-ARIN mnt-by: MNT-JI-15 created: 2021-06-28T04:22:31Z last-modified: 2021-06-28T04:22:31Z source: ARIN rpki-ov-state: valid route: 204.2.230.0/24 descr: GridNexus origin: AS397550 remarks: Proxy Object mnt-by: MAINT-NTTCOM-RA changed: kjteoh [at] us.ntt.net 20191115 source: NTTCOM rpki-ov-state: valid route: 216.66.9.0/24 origin: AS397550 descr: NET-216-66-9-0-24-AS397550 admin-c: ZH17-ARIN tech-c: ZH17-ARIN mnt-by: MNT-HURC source: ARIN created: 2022-12-06T14:45:13Z last-modified: 2022-12-06T14:45:13Z rpki-ov-state: valid route6: 2602:fdbf::/36 descr: GST Services LLC descr: P.O. Box 1354 descr: Ashburn, VA 20148 descr: US origin: AS397550 mnt-by: MNT-GSL-215 changed: jon [at] fohdeesha.com 20191119 source: ARIN rpki-ov-state: valid