These entries are queried from radb.net using whois, you can try my project getting these.
:AS137506 route: 103.108.125.0/24 descr: Prolexic Technologies, Inc. origin: AS137506 mnt-by: MAINT-AS32787 changed: knowara [at] akamai.com 20180604 #14:20:24Z source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source