These entries are queried from radb.net using whois, you can try my project getting these.
:AS141458 route: 103.160.16.0/24 origin: AS141458 descr: IP INTERNET mnt-by: MAINT-IPINTERNET-BD last-modified: 2022-03-18T06:41:31Z source: APNIC rpki-ov-state: valid route6: 2001:df2:7c0::/48 origin: AS141458 descr: IP INTERNET mnt-by: MAINT-IPINTERNET-BD last-modified: 2023-08-05T14:28:09Z country: BD source: APNIC rpki-ov-state: valid