These entries are queried from radb.net using whois, you can try my project getting these.
:AS141763 route: 103.163.170.0/24 origin: AS141763 descr: M/S. Titas Enterprise. Pangsha, Rajbari. mnt-by: MAINT-MTE-BD last-modified: 2021-03-11T04:58:10Z source: APNIC rpki-ov-state: valid