These entries are queried from radb.net using whois, you can try my project getting these.
:AS206121 route: 185.177.100.0/22 origin: AS206121 mnt-by: STATER-MNT mnt-by: nl-stater-1-mnt created: 2017-04-07T07:57:37Z last-modified: 2017-04-07T07:57:37Z 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