These entries are queried from radb.net using whois, you can try my project getting these.
:AS33129 route: 198.245.206.0/24 descr: RR-RC-City of Garden Grove -Los Angeles origin: AS33129 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.27.239.0/24 descr: RR-RC-City of Garden Grove -Los Angeles origin: AS33129 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source