These entries are queried from radb.net using whois, you can try my project getting these.
:AS7818 route: 24.248.63.0/24 origin: AS7818 descr: PHX remarks: Proxy object for AS7818 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:06Z rpki-ov-state: valid route: 205.168.30.0/24 origin: AS7818 descr: PHX remarks: Proxy object for AS7818 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source