These entries are queried from radb.net using whois, you can try my project getting these.
:AS-GRATUS as-set: AS-GRATUS descr: SYNTEGRA-TELECOM AS-SET members: AS48641 members: AS25193 members: AS34214 members: AS35562 members: AS35795 members: AS42259 members: AS42533 members: AS43312 members: AS43361 members: AS44321 members: AS44866 members: AS44996 members: AS50594 members: AS203303 members: AS210073 members: AS213228 members: AS-CGM members: AS-DBP members: AS-INETUA members: AS-ITADVISOR members: AS-LUTER members: AS-NEMI members: AS-NEWTELECOM members: AS-QCK members: AS-SKYNETUA members: AS-STADER members: AS-THEHOST tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: SYNTEGRA-MNT created: 2011-08-19T05:38:36Z last-modified: 2024-02-19T18:53:25Z 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: ****************************