These entries are queried from radb.net using whois, you can try my project getting these.
:AS395707 route: 50.202.246.0/24 descr: CEJ Computer Business Systems, LLC origin: AS395707 admin-c: IA93-ARIN tech-c: IA93-ARIN notify: ip-admin [at] tvc-ip.com mnt-by: MAINT-TVC changed: dan [at] firstlight.net 20170119 source: ALTDB rpki-ov-state: valid