These entries are queried from radb.net using whois, you can try my project getting these.
:AS-MTS-VLADIMIR as-set: AS-MTS-VLADIMIR descr: MTS Vladimir members: AS42322 members: AS-INFOCENTER members: AS59534 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MTS-VLADIMIR-MNT created: 2018-12-04T14:01:28Z last-modified: 2020-12-25T10:51:42Z source: RIPE notify: o.anisimov [at] mts.ru 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: ****************************