These entries are queried from radb.net using whois, you can try my project getting these.
:AS198670 route: 91.237.252.0/23 descr: Nonprofit Partnership Vyazma Information Network origin: AS198670 mnt-by: lidertelecom-mnt created: 2012-08-13T07:11:05Z last-modified: 2012-08-13T07:11:05Z 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: valid