These entries are queried from radb.net using whois, you can try my project getting these.
:AS265820 route: 45.71.52.0/22 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS265820 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190304 source: RADB last-modified: 2023-11-13T15:56:02Z rpki-ov-state: valid