These entries are queried from radb.net using whois, you can try my project getting these.
:AS-INETINVEST as-set: AS-INETINVEST descr: Inetcom Invest ASes tech-c: DUMY-RIPE admin-c: DUMY-RIPE notify: noc [at] primary.net.ua members: AS52212 members: AS29442 members: AS207858 mnt-by: UA-INETINVEST-MNT created: 2018-06-05T09:21:07Z last-modified: 2019-11-20T12:13:41Z 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: ****************************