These entries are queried from radb.net using whois, you can try my project getting these.
:AS-ARTECOM-TRANSIT as-set: AS-ARTECOM-TRANSIT descr: Artecom Transit AS tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MNT-LINKY members: AS20631 members: AS203730 members: AS35623 members: AS61305 members: AS-TELEBUM members: AS60625 members: AS57871 members: AS-COMPAS members: AS59946 members: AS50206 members: AS61131 members: AS-NOUTEK members: AS51133 members: AS39577 members: AS200802 members: AS57871 members: AS-TELECLUB members: AS197349 created: 2012-09-10T07:39:03Z last-modified: 2018-04-19T12:11:51Z 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: ****************************