These entries are queried from radb.net using whois, you can try my project getting these.
:AS51794 route: 91.220.104.0/24 origin: AS51794 mnt-by: PPL3-MNT mnt-by: PPL3-LA-MNT created: 2022-01-22T15:57:37Z last-modified: 2022-01-22T15:57:37Z 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: not_found # No ROAs found, or RPKI validation not enabled for source