These entries are queried from radb.net using whois, you can try my project getting these.
:AS133148 route: 103.66.229.0/24 origin: AS133148 descr: Nur Nahar Antara Jotsna Complex 1st Floor,Sayedpur,Fakir Bari,Narayanganj mnt-by: MAINT-NAYET-BD last-modified: 2023-01-21T14:04:15Z source: APNIC rpki-ov-state: valid