These entries are queried from radb.net using whois, you can try my project getting these.
:AS21209 route: 213.253.215.0/24 descr: Hungarian Foreign Trade Bank Ltd. descr: Magyar Kulkereskedelmi Bank Rt. origin: AS21209 mnt-by: AS12301-MNT created: 2020-10-01T13:43:18Z last-modified: 2020-10-01T13:43:18Z 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