These entries are queried from radb.net using whois, you can try my project getting these.
:AS-VANVIK as-set: as-vanvik tech-c: DUMY-RIPE admin-c: DUMY-RIPE members: AS210152 members: AS210475:AS-ALL members: AS-VANVIK-DS mnt-by: VANVIK-EU-MNT created: 2022-08-15T17:55:14Z last-modified: 2023-07-30T13:11:58Z 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: ****************************