These entries are queried from radb.net using whois, you can try my project getting these.
:AS-BYFLYNET as-set: AS-BYFLYNET descr: FLYNET Ltd. ISP provider as-set members: AS49711 members: AS50345 members: AS50438 members: AS-DATAHATA tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MNT-FLYNET created: 2015-10-02T18:05:01Z last-modified: 2018-06-20T11:32:49Z 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: ****************************