These entries are queried from radb.net using whois, you can try my project getting these.
:AS-TRAFFICNET as-set: AS-TRAFFICNET descr: Traffic Broadband Communications Bulgaria AS-es members: AS48452 members: AS197705 members: AS31293 members: AS41764 members: AS28819 members: AS41017 members: AS51605 members: AS49699 members: AS25147 members: AS197769 members: AS42734 members: AS31287 members: AS200009 members: AS48264 members: AS59749 members: AS41730 members: AS34376 members: AS43204 members: AS-DGM members: AS-59772 members: AS24950 members: AS41610 members: AS49681 members: AS42431 members: AS42805 members: AS204227 members: AS41844 members: AS51358 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MNT-TRAFFIC-AS created: 2011-10-06T12:59:36Z last-modified: 2020-09-08T06:20:16Z 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: ****************************