These entries are queried from radb.net using whois, you can try my project getting these.
:AS-29071-CLIENTS as-set: AS-29071-CLIENTS descr: RU-SATSVYAZ-AS clients members: AS51600 members: AS29071 tech-c: DUMY-RIPE admin-c: DUMY-RIPE notify: sharvb [at] satsvyaz.ru mnt-by: ISKRA-MNT created: 2004-04-20T10:03:29Z last-modified: 2023-10-13T06:02:56Z 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: ****************************