These entries are queried from radb.net using whois, you can try my project getting these.
:AS-61403 as-set: AS-61403 descr: Customers with Cherepovec Telecom Global Access members: AS61403 members: AS50736 members: AS197780 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: Sever-Telecom mnt-by: vitaliy_v_selin created: 2021-04-23T13:19:35Z last-modified: 2021-04-23T13:20:32Z 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: ****************************