These entries are queried from radb.net using whois, you can try my project getting these.
:AS24481 route: 202.79.16.0/21 descr: Route Object of ConnectBD Ltd country: BD origin: AS24481 mnt-by: MAINT-BD-CONNECTBD last-modified: 2008-09-04T07:54:48Z source: APNIC rpki-ov-state: valid route: 202.79.16.0/24 origin: AS24481 descr: ConnectBD Ltd. House 41, Road 1/A, Block I Banani mnt-by: MAINT-BD-CONNECTBD last-modified: 2020-04-08T07:21:01Z source: APNIC rpki-ov-state: valid route: 202.79.17.0/24 origin: AS24481 descr: ConnectBD Ltd. House 41, Road 1/A, Block I Banani mnt-by: MAINT-BD-CONNECTBD last-modified: 2020-04-08T07:21:38Z source: APNIC rpki-ov-state: valid route: 202.79.18.0/24 origin: AS24481 descr: ConnectBD Ltd. House 41, Road 1/A, Block I Banani mnt-by: MAINT-BD-CONNECTBD last-modified: 2020-04-08T07:22:33Z source: APNIC rpki-ov-state: valid route: 202.79.19.0/24 origin: AS24481 descr: ConnectBD Ltd. House 41, Road 1/A, Block I Banani mnt-by: MAINT-BD-CONNECTBD last-modified: 2020-04-08T07:25:12Z source: APNIC rpki-ov-state: valid route: 202.79.20.0/24 origin: AS24481 descr: ConnectBD Ltd. House 41, Road 1/A, Block I Banani mnt-by: MAINT-BD-CONNECTBD last-modified: 2020-04-08T07:25:42Z source: APNIC rpki-ov-state: valid route: 202.79.21.0/24 origin: AS24481 descr: ConnectBD Ltd. House 41, Road 1/A, Block I Banani mnt-by: MAINT-BD-CONNECTBD last-modified: 2020-04-08T07:26:11Z source: APNIC rpki-ov-state: valid route: 202.79.22.0/24 origin: AS24481 descr: ConnectBD Ltd. House 41, Road 1/A, Block I Banani mnt-by: MAINT-BD-CONNECTBD last-modified: 2020-04-08T07:26:33Z source: APNIC rpki-ov-state: valid route: 202.79.23.0/24 origin: AS24481 descr: ConnectBD Ltd. House 41, Road 1/A, Block I Banani mnt-by: MAINT-BD-CONNECTBD last-modified: 2020-04-08T07:27:04Z source: APNIC rpki-ov-state: valid route6: 2401:5800::/32 origin: AS24481 descr: ConnectBD Ltd. House 41, Road 1/A, Block I Banani mnt-by: MAINT-BD-CONNECTBD last-modified: 2020-09-01T11:05:46Z source: APNIC rpki-ov-state: valid