These entries are queried from radb.net using whois, you can try my project getting these.
:AS142436 route: 103.168.90.0/23 origin: AS142436 descr: MICRO NETWORK mnt-by: MAINT-MICRONETWORK-BD last-modified: 2021-06-17T09:39:25Z country: BD source: APNIC rpki-ov-state: valid route: 103.168.90.0/24 origin: AS142436 descr: MICRO NETWORK mnt-by: MAINT-MICRONETWORK-BD last-modified: 2021-06-17T09:40:08Z country: BD source: APNIC rpki-ov-state: valid