These entries are queried from radb.net using whois, you can try my project getting these.
:AS55042 route: 75.141.93.0/24 descr: Proxy Entry for US Conec AS55042 origin: AS55042 mnt-by: MAINT-CHTR-WD changed: james.graves [at] chartercom.com 20140122 #02:42:28Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: valid