These entries are queried from radb.net using whois, you can try my project getting these.
:AS150372 route: 103.19.122.0/24 origin: AS150372 descr: Md Ratan Ali BAIKHIR, BOALMARI, BOALMARI, FARIDPUR mnt-by: MAINT-WRSPEEDONLINE-BD last-modified: 2022-10-16T07:38:52Z source: APNIC rpki-ov-state: valid route: 103.19.123.0/24 origin: AS150372 descr: Md Ratan Ali BAIKHIR, BOALMARI, BOALMARI, FARIDPUR mnt-by: MAINT-WRSPEEDONLINE-BD last-modified: 2022-10-16T07:39:49Z source: APNIC rpki-ov-state: valid