These entries are queried from radb.net using whois, you can try my project getting these.
:AS-IU as-set: AS-IU descr: Internet Ukraine Ltd. and customers members: AS25143 members: AS-SOKOLUA members: AS43748 members: AS44461 members: AS25448 members: AS-CSSUZ members: AS47788 members: AS56439 members: AS202879 tech-c: DUMY-RIPE admin-c: DUMY-RIPE notify: noc [at] lviv.net mnt-by: IU-MNT created: 2004-12-29T10:06:52Z last-modified: 2022-03-10T12:34:31Z 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: ****************************