These entries are queried from radb.net using whois, you can try my project getting these.
:AS399942 route: 12.157.236.0/22 origin: AS399942 descr: Registered on behalf of our customer: Apollo DC/Black Line IT mnt-by: MAINT-AS30600 changed: lee.fawkes [at] metronetinc.com 20211111 #23:03:16Z source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source