These entries are queried from radb.net using whois, you can try my project getting these.
:AS208407 route: 91.149.176.0/24 origin: AS208407 mnt-by: BYGIS-MNT created: 2020-04-01T06:58:14Z last-modified: 2020-04-01T06:58:14Z 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: 91.149.177.0/24 origin: AS208407 mnt-by: BYGIS-MNT created: 2021-05-24T07:05:01Z last-modified: 2021-05-24T07:05:01Z 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: 217.21.47.0/24 origin: AS208407 mnt-by: BYGIS-MNT created: 2019-08-20T10:18:18Z last-modified: 2019-08-20T10:18:18Z 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 route6: 2a04:2e80:5::/48 origin: AS208407 mnt-by: BYGIS-MNT created: 2020-03-13T10:24:46Z last-modified: 2020-03-13T10:24:46Z 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