These entries are queried from radb.net using whois, you can try my project getting these.
:AS137862 route: 103.115.240.0/23 origin: AS137862 descr: Md. Rashed Mollah Ikrashi Bazar, Palamgonj, Dohar, Dhaka mnt-by: MAINT-RAINBOWDNET-BD last-modified: 2023-12-27T06:45:17Z source: APNIC rpki-ov-state: valid route: 103.115.240.0/24 origin: AS137862 descr: Md. Rashed Mollah, M/s. Rainbow D Net, Dohar, Dhaka-1331. mnt-by: MAINT-RAINBOWDNET-BD last-modified: 2020-01-27T16:52:25Z source: APNIC rpki-ov-state: valid route: 103.115.241.0/24 origin: AS137862 descr: Md. Rashed Mollah, M/s. Rainbow D Net, Dohar, Dhaka-1331. mnt-by: MAINT-RAINBOWDNET-BD last-modified: 2020-01-27T16:52:48Z source: APNIC rpki-ov-state: valid