These entries are queried from radb.net using whois, you can try my project getting these.
:AS-BRTC as-set: AS-BRTC descr: Clients from BASHRTCOMM members: AS41938 members: AS39379 members: AS48470 members: AS-OGS members: AS-UBN members: AS-TTC members: AS39113 members: AS28810 remarks: All is behind AS41938 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: BRTC-mnt notify: k.vins [at] rtcommufa.ru created: 2008-09-19T15:39:54Z last-modified: 2020-04-27T08:21:50Z 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: ****************************