These entries are queried from radb.net using whois, you can try my project getting these.
:AS-UKRINDEX as-set: AS-UKRINDEX descr: UKRINDEX LLC and Clients org: ORG-TRMX1-RIPE members: AS34633 admin-c: DUMY-RIPE tech-c: DUMY-RIPE mnt-by: TRMX-MNT created: 2005-10-28T13:10:12Z last-modified: 2023-02-15T10:55:04Z 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: ****************************