These entries are queried from radb.net using whois, you can try my project getting these.
:AS-MEGANN as-set: AS-MEGANN descr: LLC Mega-NN members: AS47614 members: AS48733 members: AS57308 members: AS42940 members: AS8888 members: AS197275 members: AS59535 members: AS199459 members: AS60346 members: AS62444 members: AS39289 members: as-ssp tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MEGANN-MNT created: 2009-04-08T09:03:26Z last-modified: 2014-03-28T10:55:59Z 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: ****************************