These entries are queried from radb.net using whois, you can try my project getting these.
:AS135628 route: 103.77.17.0/24 origin: AS135628 descr: MD. Alauddin Section #2, Avenue #3, Plot #12, Haji Road, Mirpur mnt-by: MAINT-PC-NET-BD last-modified: 2022-04-23T21:05:36Z source: APNIC rpki-ov-state: valid route: 103.77.18.0/23 origin: AS135628 descr: PC Net mnt-by: MAINT-PC-NET-BD last-modified: 2022-04-23T21:10:29Z country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD source: APNIC rpki-ov-state: valid route: 103.77.18.0/24 origin: AS135628 descr: MD. Alauddin Section #2, Avenue #3, Plot #12, Haji Road, Mirpur mnt-by: MAINT-PC-NET-BD last-modified: 2022-04-23T21:06:16Z source: APNIC rpki-ov-state: valid route: 103.77.19.0/24 origin: AS135628 descr: MD. Alauddin Section #2, Avenue #3, Plot #12, Haji Road, Mirpur mnt-by: MAINT-PC-NET-BD last-modified: 2022-04-23T21:06:18Z source: APNIC rpki-ov-state: valid route: 103.132.250.0/24 origin: AS135628 descr: SSTN Technology mnt-by: MAINT-LIGHTWAY-BD last-modified: 2023-08-22T08:55:07Z country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD source: APNIC rpki-ov-state: valid route: 203.153.60.0/22 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-11-24T09:02:56Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.153.60.0/23 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-11-24T09:01:18Z source: APNIC rpki-ov-state: valid route: 203.153.60.0/24 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-11-24T09:01:24Z source: APNIC rpki-ov-state: valid route: 203.153.61.0/24 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-11-24T09:01:29Z source: APNIC rpki-ov-state: valid route: 203.153.62.0/23 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-11-24T09:01:38Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.153.63.0/24 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-11-24T09:01:48Z source: APNIC rpki-ov-state: valid route6: 2407:8780::/32 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-12-11T09:58:42Z source: APNIC rpki-ov-state: valid route6: 2407:8780::/48 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-12-11T09:58:53Z source: APNIC rpki-ov-state: valid route6: 2407:8780:1::/48 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-12-11T09:59:04Z source: APNIC rpki-ov-state: valid route6: 2407:8780:2::/48 descr: PC NET origin: AS135628 mnt-by: MAINT-PC-NET-BD country: BD mnt-routes: MAINT-PC-NET-BD mnt-lower: MAINT-PC-NET-BD last-modified: 2018-12-11T09:59:13Z source: APNIC rpki-ov-state: valid route6: 2407:8780:3::/48 origin: AS135628 descr: MD. Alauddin Section #2, Avenue #3, Plot #12, Haji Road, Mirpur mnt-by: MAINT-PC-NET-BD last-modified: 2020-01-23T12:27:02Z source: APNIC rpki-ov-state: valid