These entries are queried from radb.net using whois, you can try my project getting these.
:AS140962 route: 103.141.2.0/24 origin: AS140962 descr: Mohammad Omar Faruk Alam Bhabon, House-01, Monoharpur, Kotawali mnt-by: MAINT-FIBERNETNETWORKS-BD last-modified: 2023-09-04T11:23:12Z source: APNIC rpki-ov-state: valid route: 103.141.3.0/24 origin: AS140962 descr: Mohammad Omar Faruk Alam Bhabon, House-01, Monoharpur, Kotawali mnt-by: MAINT-FIBERNETNETWORKS-BD last-modified: 2023-09-05T19:01:18Z source: APNIC rpki-ov-state: valid route: 103.153.210.0/23 origin: AS140962 descr: IDEA TEC LTD 6/4 Flat -H2, Green Cottage, Segunbagicha mnt-by: MAINT-IDEATECLTD-BD last-modified: 2020-08-02T15:20:36Z source: APNIC rpki-ov-state: valid route: 103.153.210.0/24 origin: AS140962 descr: IDEA TEC LTD 6/4 Flat -H2, Green Cottage, Segunbagicha mnt-by: MAINT-IDEATECLTD-BD last-modified: 2020-08-02T15:20:37Z source: APNIC rpki-ov-state: valid route: 103.153.211.0/24 origin: AS140962 descr: IDEA TEC LTD 6/4 Flat -H2, Green Cottage, Segunbagicha mnt-by: MAINT-IDEATECLTD-BD last-modified: 2020-08-02T15:20:38Z source: APNIC rpki-ov-state: valid route: 103.156.189.0/24 descr: AVEVA RESOURCE origin: AS140962 mnt-by: MAINT-PRANTAENTERPRISE-BD last-modified: 2023-09-04T19:15:43Z source: APNIC rpki-ov-state: valid