These entries are queried from radb.net using whois, you can try my project getting these.
:AS-PROXIMANET-RU as-set: AS-PROXIMANET-RU descr: ASes routed by proximanet.ru tech-c: DUMY-RIPE admin-c: DUMY-RIPE members: AS50182 members: AS198643 members: AS208129 members: AS210201 mnt-by: Proxima-mnt created: 2020-09-22T12:22:13Z last-modified: 2023-07-14T11:15:29Z 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: ****************************