These entries are queried from radb.net using whois, you can try my project getting these.
:AS138203 route: 103.129.207.0/24 origin: AS138203 descr: Sonali Bank Limited 35-42,44 Motijheel Commercial Area mnt-by: MAINT-SONALIBANK-BD last-modified: 2018-09-12T10:30:05Z source: APNIC rpki-ov-state: valid