These entries are queried from radb.net using whois, you can try my project getting these.
:AS-AISTNET as-set: AS-AISTNET descr: ASes routed by AIST ISP, Togliatti, Russia members: AS8439 members: AS48753 members: AS50514 members: AS61228 members: AS38979 members: AS203337 members: AS-DRUGOYTEL admin-c: DUMY-RIPE tech-c: DUMY-RIPE mnt-by: AIST-MNT created: 2002-11-19T12:38:01Z last-modified: 2020-02-19T06:15:46Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: ****************************