These entries are queried from radb.net using whois, you can try my project getting these.
:AS150340 route: 103.16.248.0/24 origin: AS150340 descr: Cyberspace Technologies Ltd. 150, Nahar Mansion,1st Floor, Motijheel, Dhaka-1000 mnt-by: MAINT-CTL-BD last-modified: 2022-10-12T10:53:23Z source: APNIC rpki-ov-state: valid route: 103.16.249.0/24 origin: AS150340 descr: Cyberspace Technologies Ltd. 150, Nahar Mansion,1st Floor, Motijheel, Dhaka-1000 mnt-by: MAINT-CTL-BD last-modified: 2022-10-12T11:06:29Z source: APNIC rpki-ov-state: valid