These entries are queried from radb.net using whois, you can try my project getting these.
:AS30950 route: 185.58.68.0/22 descr: NO-BKKB-20170223 origin: AS30950 mnt-by: BKKB-MNT created: 2017-02-23T09:31:23Z last-modified: 2017-02-23T09:31:23Z 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 route: 193.28.236.0/24 descr: NO-BKKB-INFRASTRUCTURE origin: AS30950 mnt-lower: BKKB-MNT mnt-routes: BKKB-MNT mnt-by: BKKB-MNT created: 2004-06-29T09:35:15Z last-modified: 2010-11-10T08:19:58Z 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 route6: 2001:67c:324::/48 descr: NO-BKKB-INFRASTRUCTURE origin: AS30950 mnt-by: BKKB-MNT created: 2010-11-02T13:22:06Z last-modified: 2010-11-10T08:27:58Z 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