These entries are queried from radb.net using whois, you can try my project getting these.
:AS-CSSUZ as-set: AS-CSSUZ descr: Central Signal Station of Ukrainian Railroad members: AS47517 descr: Shmatko members: AS42441 descr: UZ members: AS29325 descr: PZ members: AS43485 descr: CHA members: AS198633 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: CSSUZ-MNT created: 2010-09-01T10:23:30Z last-modified: 2021-09-22T13:41:19Z 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: ****************************