These entries are queried from radb.net using whois, you can try my project getting these.
:AS-MERIT-UPSTREAM as-set: AS-MERIT-UPSTREAM descr: MERIT GROUP a.s. descr: ASs propagated through the AS39904 to upstream members: AS39904 members: AS197895 members: AS47767 members: AS199604 members: AS202605 members: AS205724 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MERIT-MNT created: 2011-05-03T09:01:06Z last-modified: 2017-06-15T12:18:03Z 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: ****************************