These entries are queried from radb.net using whois, you can try my project getting these.
:AS149504 route: 103.181.96.0/23 origin: AS149504 descr: Md. Anisur Rahman 209 west Nakhalpara mnt-by: MAINT-MSMULTINET-BD last-modified: 2022-02-09T07:51:36Z source: APNIC rpki-ov-state: valid route: 103.181.96.0/24 origin: AS149504 descr: Md. Anisur Rahman 209 west Nakhalpara mnt-by: MAINT-MSMULTINET-BD last-modified: 2022-02-09T07:51:38Z source: APNIC rpki-ov-state: valid route: 103.181.97.0/24 origin: AS149504 descr: Md. Anisur Rahman 209 west Nakhalpara mnt-by: MAINT-MSMULTINET-BD last-modified: 2022-02-09T07:51:40Z source: APNIC rpki-ov-state: valid