These entries are queried from radb.net using whois, you can try my project getting these.
:AS51301 route: 185.135.188.0/24 origin: AS51301 mnt-by: mnt-fr-syspertec-1 created: 2020-08-20T14:29:00Z last-modified: 2020-08-20T14:29:00Z 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