These entries are queried from radb.net using whois, you can try my project getting these.
:AS1646 route: 24.235.18.0/23 origin: AS1646 descr: 31 East Minnesota Ave Glenwood MN 56334 United States admin-c: SYSTE496-ARIN tech-c: SYSTE496-ARIN mnt-by: MNT-AMERI-672 created: 2023-12-13T20:02:45Z last-modified: 2023-12-13T20:02:45Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.235.18.0/24 descr: RR-RC-AMERICAN SOL FOR BUS-MidWest origin: AS1646 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.235.19.0/24 origin: AS1646 descr: AS1646 (American Solutions) mnt-by: MAINT-AS13767 changed: networking [at] databank.com 20190226 #19:49:06Z source: RADB last-modified: 2023-11-13T15:55:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source