These entries are queried from radb.net using whois, you can try my project getting these.
:AS44343 route: 31.148.30.0/24 descr: Optima Bank OJSC origin: AS44343 mnt-by: MNT-OPTIMA-BANK mnt-by: RIPE-DB-MNT created: 2014-12-03T14:57:41Z last-modified: 2016-11-25T14:38:37Z 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: valid