These entries are queried from radb.net using whois, you can try my project getting these.
:AS140957 route: 103.153.198.0/23 origin: AS140957 descr: Md Sayhan 135 Mizmizi Baten Para Siddhirganj mnt-by: MAINT-MUMC-BD last-modified: 2021-04-17T17:39:54Z source: APNIC rpki-ov-state: valid route: 103.153.198.0/24 origin: AS140957 descr: Md Sayhan 135 Mizmizi Baten Para Siddhirganj mnt-by: MAINT-MUMC-BD last-modified: 2021-04-17T17:40:12Z source: APNIC rpki-ov-state: valid route: 103.153.199.0/24 origin: AS140957 descr: Md Sayhan 135 Mizmizi Baten Para Siddhirganj mnt-by: MAINT-MUMC-BD last-modified: 2021-04-17T17:40:33Z source: APNIC rpki-ov-state: valid