These entries are queried from radb.net using whois, you can try my project getting these.
:AS399390 route: 38.134.125.0/24 origin: AS399390 descr: Route Registered for Cogent Communications Customer - SES Government Solutions, Inc geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20210426 #18:18:35Z source: RADB last-modified: 2023-11-13T16:05:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source