These entries are queried from radb.net using whois, you can try my project getting these.
:AS137585 route: 103.114.38.0/24 descr: Cyber Link Computer country: BD mnt-by: MAINT-CYBERLINKCOMPUTER-BD origin: AS137585 last-modified: 2021-07-14T07:06:27Z source: APNIC rpki-ov-state: valid