These entries are queried from radb.net using whois, you can try my project getting these.
:AS199818 route: 87.121.43.0/24 descr: NN Insurance origin: AS199818 mnt-by: MNT-NNINSURANCE created: 2014-06-17T10:35:03Z last-modified: 2020-01-20T09:38:24Z 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