These entries are queried from radb.net using whois, you can try my project getting these.
:AS140993 route: 103.154.156.0/23 origin: AS140993 descr: Beacon Link mnt-by: MAINT-BEACONLINK-BD last-modified: 2020-08-19T11:03:36Z source: APNIC rpki-ov-state: valid route: 103.154.156.0/24 origin: AS140993 descr: Beacon Link mnt-by: MAINT-BEACONLINK-BD last-modified: 2020-08-13T04:07:41Z source: APNIC rpki-ov-state: valid route: 103.154.157.0/24 origin: AS140993 descr: MD Sabbir Ahamed 146 Bashantek, Dhaka mnt-by: MAINT-BEACONLINK-BD last-modified: 2020-08-13T04:05:51Z source: APNIC rpki-ov-state: valid route6: 2407:4dc0::/32 origin: AS140993 descr: MD Sabbir Ahamed 146 Bashantek, Dhaka mnt-by: MAINT-BEACONLINK-BD last-modified: 2021-04-08T04:53:46Z source: APNIC rpki-ov-state: valid