These entries are queried from radb.net using whois, you can try my project getting these.
:AS-SIBIRTELECOM as-set: AS-SIBIRTELECOM descr: OJSC "Sibirtelecom" remarks: remarks: Please use as-set: AS-SIBNET remarks: members: AS-SIBNET remarks: admin-c: DUMY-RIPE tech-c: DUMY-RIPE mnt-by: NSOELSV-NCC notify: lir [at] ncc.sibirtelecom.ru created: 2009-04-02T14:06:59Z last-modified: 2009-04-02T14:06:59Z 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: ****************************