These entries are queried from radb.net using whois, you can try my project getting these.
:AS20483 route: 178.21.24.0/21 descr: RU-EUROCOM-20100310 descr: EUROCOM Ltd., descr: 141407, Russia, descr: Moscow region, Khimki, descr: Panfilova St., 19/1 origin: AS20483 notify: noc [at] eurocom.ru mnt-by: EUROCOM-MNT created: 2010-03-10T10:29:54Z last-modified: 2011-10-13T11:34:07Z 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: 217.150.0.0/19 descr: RU-EUROCOM-20050908 descr: EUROCOM Ltd., descr: 141407, Russia, descr: Moscow region, Khimki, descr: Panfilova St., 19/1 origin: AS20483 notify: noc [at] eurocom.ru mnt-by: EUROCOM-MNT created: 1970-01-01T00:00:00Z last-modified: 2011-10-13T11:33:41Z 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