These entries are queried from radb.net using whois, you can try my project getting these.
:AS138692 route: 103.136.200.0/24 origin: AS138692 descr: Md Dalowar Hossain Barua, SM Tofazzal hossain Road,Khilkhate, Dhaka 1229 mnt-by: MAINT-POLLYIT-BD last-modified: 2023-06-12T07:19:47Z source: APNIC rpki-ov-state: valid route: 103.136.201.0/24 origin: AS138692 descr: Md Dalowar Hossain Barua, SM Tofazzal hossain Road,Khilkhate, Dhaka 1229 mnt-by: MAINT-POLLYIT-BD last-modified: 2023-06-12T07:19:53Z source: APNIC rpki-ov-state: valid route: 103.136.202.0/24 origin: AS138692 descr: Md Dalowar Hossain Barua, SM Tofazzal hossain Road,Khilkhate, Dhaka 1229 mnt-by: MAINT-POLLYIT-BD last-modified: 2023-06-12T07:20:02Z source: APNIC rpki-ov-state: valid route: 103.136.203.0/24 origin: AS138692 descr: Md Dalowar Hossain Barua, SM Tofazzal hossain Road,Khilkhate, Dhaka 1229 mnt-by: MAINT-POLLYIT-BD last-modified: 2023-06-12T07:20:10Z source: APNIC rpki-ov-state: valid