These entries are queried from radb.net using whois, you can try my project getting these.
:AS57064 route: 37.230.142.0/24 descr: route for Sfinks Ltd origin: AS57064 mnt-by: lidertelecom-mnt created: 2014-05-27T06:11:34Z last-modified: 2014-05-27T06:11:34Z 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: 37.230.250.0/24 descr: route for Sfinks Ltd origin: AS57064 mnt-by: lidertelecom-mnt created: 2013-11-06T07:28:00Z last-modified: 2013-11-06T07:28:00Z 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: 91.230.62.0/23 descr: S.Media JSC origin: AS57064 mnt-by: LIDERTELECOM-mnt mnt-by: SMedia-mnt created: 2011-08-08T08:01:08Z last-modified: 2011-08-08T09:48:10Z 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