These entries are queried from radb.net using whois, you can try my project getting these.
:AS56745 route: 31.211.160.0/21 descr: Kalnet4U Ltd origin: AS56745 mnt-by: MNT-KALNET4U created: 2011-05-09T08:37:49Z last-modified: 2011-05-09T08:37:49Z 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: 31.211.160.0/22 descr: KALNET4U Ltd origin: AS56745 mnt-by: MNT-KALNET4U created: 2014-04-11T09:53:41Z last-modified: 2014-04-11T09:53:41Z 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 route: 31.211.164.0/23 descr: Kalnet4U Ltd origin: AS56745 mnt-by: MNT-KALNET4U created: 2014-04-11T09:55:58Z last-modified: 2014-04-11T09:55:58Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 31.211.166.0/24 descr: Kalnet4U Ltd origin: AS56745 mnt-by: MNT-KALNET4U created: 2014-04-11T09:57:56Z last-modified: 2014-04-11T09:57:56Z 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: 31.211.167.0/24 descr: Kalnet4U Ltd origin: AS56745 mnt-by: MNT-KALNET4U created: 2014-04-11T09:59:01Z last-modified: 2014-04-11T09:59:01Z 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 route6: 2a00:7280::/32 descr: Kalnet4U Ltd origin: AS56745 mnt-by: MNT-KALNET4U created: 2011-05-09T08:38:37Z last-modified: 2011-05-09T08:38:37Z 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: not_found # No ROAs found, or RPKI validation not enabled for source