These entries are queried from radb.net using whois, you can try my project getting these.
:AS58936 route: 103.249.61.0/24 descr: origin: AS58936 admin-c: Barry Murphy tech-c: Barry Murphy mnt-by: MAINT-AS45177 changed: barry [at] layer2.co.nz 20140918 #02:41:29Z source: RADB last-modified: 2023-11-13T15:46:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source