These entries are queried from radb.net using whois, you can try my project getting these.
:AS50466 route: 91.232.108.0/22 descr: route for Noutek origin: AS50466 mnt-by: LIDERTELECOM-mnt created: 2011-11-10T10:20:40Z last-modified: 2011-11-10T10:20:40Z 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: 91.232.144.0/22 descr: Noutek Ltd origin: AS50466 mnt-by: NOUTEK-MNT created: 2012-10-23T08:07:31Z last-modified: 2012-10-23T08:07:31Z 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: 91.237.82.0/23 descr: route for Noutek origin: AS50466 mnt-by: LIDERTELECOM-mnt created: 2012-03-22T13:27:12Z last-modified: 2012-03-22T13:27:12Z 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: 91.243.112.0/23 descr: route for Noutek Ltd origin: AS50466 mnt-by: lidertelecom-mnt created: 2012-08-16T12:45:31Z last-modified: 2012-08-16T12:45:31Z 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: 193.106.212.0/22 descr: Noutek Ltd origin: AS50466 mnt-by: LIDERTELECOM-mnt created: 2010-01-22T07:43:23Z last-modified: 2010-01-22T07:43:23Z 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: not_found # No ROAs found, or RPKI validation not enabled for source