These entries are queried from radb.net using whois, you can try my project getting these.
:AS263704 route: 138.185.204.0/24 origin: AS263704 descr: This route object is for IFX Networks customer route which is being exported under this origin AS263704 mnt-by: MAINT-AS18747 changed: noc [at] ifxcorp.com 20200709 #16:41:47Z source: RADB last-modified: 2023-11-13T16:18:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source