These entries are queried from radb.net using whois, you can try my project getting these.
:AS35404 route: 185.241.247.0/24 origin: AS35404 mnt-by: mnt-cisur created: 2021-12-16T17:05:23Z last-modified: 2021-12-16T17:05:23Z 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