These entries are queried from radb.net using whois, you can try my project getting these.
:AS-MCKAY as-set: AS-MCKAY descr: MCKAY (AS50763) members: AS50763 members: AS44194 members: AS33309 members: AS26679 members: AS-HELIACAL members: AS-FREIFUNK-BERLIN remarks: Level3 members: AS50763 AS44194 AS-HELIACAL AS-FREIFUNK-BERLIN ARIN::AS33309 ARIN::AS26679 ARIN::AS-GORUCK tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MNT-MCKAYCOM created: 2010-03-26T04:14:39Z last-modified: 2022-04-17T21:47:28Z 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: ****************************