These entries are queried from radb.net using whois, you can try my project getting these.
:AS394174 route: 50.233.107.0/24 descr: American International Distribution Corporation(AIDC-3) origin: AS394174 mnt-by: MAINT-TVC changed: tdewitt [at] firstlight.net 20190412 source: ALTDB rpki-ov-state: valid