These entries are queried from radb.net using whois, you can try my project getting these.
:AS203257 route: 185.140.192.0/22 descr: Nexus Technologies origin: AS203257 mnt-by: iq-nx-1-mnt created: 2016-03-18T08:17:05Z last-modified: 2016-03-18T08:17:05Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 185.140.192.0/24 descr: Nexus Technologies origin: AS203257 mnt-by: iq-nx-1-mnt created: 2016-03-18T08:12:12Z last-modified: 2016-03-18T08:12:12Z 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: 185.140.193.0/24 descr: Nexus Technologies origin: AS203257 mnt-by: iq-nx-1-mnt created: 2016-03-18T08:12:57Z last-modified: 2016-03-18T08:12:57Z 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: 185.140.194.0/24 descr: Nexus Technologies origin: AS203257 mnt-by: iq-nx-1-mnt created: 2016-03-18T08:13:33Z last-modified: 2016-03-18T08:13:33Z 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: 185.140.195.0/24 descr: Nexus Technologies origin: AS203257 mnt-by: iq-nx-1-mnt created: 2016-03-18T08:14:00Z last-modified: 2016-03-18T08:14:00Z 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: 2a07:2000::/29 descr: Nexus Technologies origin: AS203257 mnt-by: iq-nx-1-mnt created: 2016-03-18T08:14:44Z last-modified: 2016-03-18T08:14:44Z 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