These entries are queried from radb.net using whois, you can try my project getting these.
:AS14657 route: 71.67.58.0/24 descr: RR-RC-Crown Equipment Corp-Ohio origin: AS14657 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20190520 #22:09:40Z source: RADB last-modified: 2023-11-13T16:15:19Z rpki-ov-state: valid route: 206.51.157.0/24 descr: RR-RC- Crown Equipment Corp-fiber-MidWest origin: AS14657 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