These entries are queried from radb.net using whois, you can try my project getting these.
:AS-ULAN-UDE as-set: AS-ULAN-UDE descr: JSC "ER-Telecom Holding" Ulan-Ude branch remarks: Ulan-Ude, Russia members: AS12772 members: AS20730 members: AS49578 members: AS57079 members: AS208087 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: RAID-MNT mnt-by: ERTH-MAGISTR mnt-by: ru-biksplus-1-mnt created: 2018-07-09T13:48:26Z last-modified: 2020-10-27T12:50:19Z 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: ****************************