These entries are queried from radb.net using whois, you can try my project getting these.
:AS142547 route: 103.168.224.0/23 origin: AS142547 descr: Nazmoul Morshed Chittagong mnt-by: MAINT-FCNNM-BD last-modified: 2021-06-30T09:55:45Z source: APNIC rpki-ov-state: valid route: 103.168.224.0/24 origin: AS142547 descr: FCN Riyad Fatickchari mnt-by: MAINT-FCNNM-BD last-modified: 2021-07-03T13:39:29Z source: APNIC rpki-ov-state: valid route: 103.168.225.0/24 origin: AS142547 descr: FCN Riyad,Fatickchari mnt-by: MAINT-FCNNM-BD last-modified: 2021-12-19T16:30:45Z source: APNIC rpki-ov-state: valid route6: 2001:df6:e080::/48 origin: AS142547 descr: Nazmoul Morshed Chittagong mnt-by: MAINT-FCNNM-BD last-modified: 2023-05-18T08:57:44Z source: APNIC rpki-ov-state: valid