These entries are queried from radb.net using whois, you can try my project getting these.
:AS-ABNTC as-set: AS-ABNTC descr: JSC Advanced Business Network org: ORG-JABN1-RIPE members: AS47335 members: AS44678 remarks: ------------------- Aspect ---------------------- members: AS49668 remarks: ----------------------------------------------------- members: AS42748 admin-c: DUMY-RIPE tech-c: DUMY-RIPE mnt-by: ABNTC-MNT created: 2010-09-08T07:09:13Z last-modified: 2017-03-14T11:15:34Z 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: ****************************