These entries are queried from radb.net using whois, you can try my project getting these.
:AS137482 route: 103.110.56.0/24 origin: AS137482 descr: MetroTel Bangladesh Ltd mnt-by: MAINT-METROTEL-BD last-modified: 2021-06-15T06:17:18Z source: APNIC rpki-ov-state: valid