These entries are queried from radb.net using whois, you can try my project getting these.
:AS-LINK-NET as-set: AS-LINK-NET descr: ASes routed by LINK members: AS48940 members: AS61068 members: AS51705 members: AS41127 members: AS61396 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MNT-LINK created: 2009-06-25T12:02:00Z last-modified: 2017-07-10T07:37:46Z 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: ****************************