These entries are queried from radb.net using whois, you can try my project getting these.
:AS56522 route: 91.224.200.0/23 descr: 3NET origin: AS56522 mnt-by: NARYUA-MNT created: 2011-03-10T16:23:21Z last-modified: 2020-03-31T19:46:07Z 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 route: 176.121.72.0/21 descr: 3NET origin: AS56522 mnt-by: NARYUA-MNT created: 2012-07-25T13:07:07Z last-modified: 2012-07-25T13:07:07Z 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