These entries are queried from radb.net using whois, you can try my project getting these.
:AS62230 route6: 2a0d:2901::/32 origin: AS62230 mnt-by: NET49-MNT created: 2023-02-13T06:53:07Z last-modified: 2023-02-13T06:53:07Z 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: **************************** rpki-ov-state: valid