These entries are queried from radb.net using whois, you can try my project getting these.
:AS63851 route: 103.42.152.0/22 descr: Bank Alfalah BD Ltd. Full Block origin: AS63851 mnt-by: MAINT-BANKALFALAHLTD-BD last-modified: 2014-11-11T05:55:41Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source