These entries are queried from radb.net using whois, you can try my project getting these.
:AS393389 route: 65.23.71.0/24 descr: proxy entry for Arcadia origin: AS393389 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20181022 #18:52:22Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 97.87.17.0/24 descr: proxy entry for Arcadia origin: AS393389 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20181022 #18:51:38Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: valid route: 141.193.246.0/24 descr: proxy entry for Arcadia origin: AS393389 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20181022 #18:53:00Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 184.175.137.0/24 origin: AS393389 descr: Route for Downstream Customer Your Internet mnt-by: MAINT-AS26554 changed: toc [at] ussignal.com 20190730 #20:57:10Z source: RADB last-modified: 2023-11-13T15:56:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source