These entries are queried from radb.net using whois, you can try my project getting these.
:AS57384 route: 193.150.28.0/22 notify: ivan-netlink [at] i.ua descr: NetlinkRoute origin: AS57384 mnt-by: VK48140-MNT created: 2011-10-14T10:06:42Z last-modified: 2014-09-08T14:56:45Z 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: 193.150.28.0/23 descr: NetlinkRoute-0 origin: AS57384 mnt-by: VK48140-MNT created: 2012-12-13T15:01:16Z last-modified: 2014-09-09T14:57:37Z 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