These entries are queried from radb.net using whois, you can try my project getting these.
:AS30229 route: 72.204.246.0/24 origin: AS30229 descr: WICH remarks: Proxy object for AS30229 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:05Z rpki-ov-state: valid