These entries are queried from radb.net using whois, you can try my project getting these.
:AS-MAXCOM-BG as-set: AS-MAXCOM-BG members: AS31287 members: AS34909 members: AS41366 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MAXCOM-MNT created: 2017-10-24T22:24:44Z last-modified: 2017-10-24T23:04:21Z 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: ****************************