These entries are queried from radb.net using whois, you can try my project getting these.
:AS151672 route: 103.254.215.0/24 origin: AS151672 descr: Registration for AS151672 mnt-by: MAINT-AS132280 changed: sarawut.k [at] symphony.net.th 20230823 #10:09:47Z source: RADB last-modified: 2023-11-13T16:18:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source