These entries are queried from radb.net using whois, you can try my project getting these.
:AS59365 route: 103.231.228.0/24 origin: AS59365 descr: Md Kamal Hossain Gong 87,BNS Center,5th Floor, Uttra,Dhaka-1230 mnt-by: MAINT-BD-NETWORKS-BD last-modified: 2021-12-05T13:12:41Z source: APNIC rpki-ov-state: valid route: 103.231.230.0/24 origin: AS59365 descr: Md Kamal Hossain Gong 87,BNS Center,5th Floor, Uttra,Dhaka-1230 mnt-by: MAINT-BD-NETWORKS-BD last-modified: 2021-12-05T13:14:20Z source: APNIC rpki-ov-state: valid route: 103.231.231.0/24 origin: AS59365 descr: Md Kamal Hossain Gong 87,BNS Center,5th Floor, Uttra,Dhaka-1230 mnt-by: MAINT-BD-NETWORKS-BD last-modified: 2021-12-05T13:17:37Z source: APNIC rpki-ov-state: valid route: 157.119.48.0/22 origin: AS59365 descr: Kamal Hossain 87,BNS Center,5th Floor, Uttra,Dhaka-1230 mnt-by: MAINT-SOUTHLINK-BD last-modified: 2019-11-21T11:35:42Z source: APNIC rpki-ov-state: valid route: 157.119.48.0/23 origin: AS59365 descr: Md Kamal Hossain Gong 87,BNS Center,5th Floor, Uttra,Dhaka-1230 mnt-by: MAINT-SOUTHLINK-BD last-modified: 2020-09-14T07:23:54Z source: APNIC rpki-ov-state: valid route: 157.119.48.0/24 descr: Southlink-Communication origin: AS59365 mnt-by: MAINT-SOUTHLINK-BD last-modified: 2016-05-02T06:19:35Z source: APNIC rpki-ov-state: valid route: 157.119.49.0/24 descr: Southlink-Communication origin: AS59365 mnt-by: MAINT-SOUTHLINK-BD last-modified: 2016-05-02T06:21:15Z source: APNIC rpki-ov-state: valid route: 157.119.50.0/23 origin: AS59365 descr: Md Kamal Hossain Gong 87,BNS Center,5th Floor, Uttra,Dhaka-1230 mnt-by: MAINT-SOUTHLINK-BD last-modified: 2020-09-14T07:23:55Z source: APNIC rpki-ov-state: valid route: 157.119.50.0/24 origin: AS59365 descr: Kamal Hossain 87,BNS Center,5th Floor, Uttra,Dhaka-1230 mnt-by: MAINT-SOUTHLINK-BD last-modified: 2019-11-21T11:44:31Z source: APNIC rpki-ov-state: valid route: 157.119.51.0/24 descr: Southlink-Communication origin: AS59365 mnt-by: MAINT-SOUTHLINK-BD last-modified: 2016-05-02T06:24:02Z source: APNIC rpki-ov-state: valid route6: 2404:4b80::/32 origin: AS59365 descr: Kamal Hossain 87,BNS Center,5th Floor, Uttra,Dhaka-1230 mnt-by: MAINT-SOUTHLINK-BD last-modified: 2019-05-21T05:33:46Z source: APNIC rpki-ov-state: valid