These entries are queried from radb.net using whois, you can try my project getting these.
:AS264583 route: 198.17.231.0/24 descr: ITX-WCS origin: AS264583 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180605 #14:47:19Z source: RADB last-modified: 2023-11-13T15:53:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:e90::/48 descr: ITX-WCS origin: AS264583 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180605 #14:47:47Z source: RADB last-modified: 2023-11-13T15:53:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source