These entries are queried from radb.net using whois, you can try my project getting these.
:AS149859 route: 103.189.10.0/24 origin: AS149859 descr: MD FARHAD HOSSAIN Plot-89, Sayed Grand Centre-3rd Floor, Sector-07,Uttara West mnt-by: MAINT-INTERNETZONE-BD last-modified: 2022-06-04T12:03:13Z source: APNIC rpki-ov-state: valid