These entries are queried from radb.net using whois, you can try my project getting these.
:AS-CORES as-set: AS-CORES descr: CORES Net Ltd tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: CORES-MNT remarks: CORES Net Ltd members: AS35654 remarks: ABRITUS 72 OOD members: AS59746 created: 2014-10-31T00:55:52Z last-modified: 2020-07-06T08:03:12Z 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: ****************************