These entries are queried from radb.net using whois, you can try my project getting these.
:AS56760 route: 91.227.92.0/22 descr: route gau_rk_cit origin: AS56760 mnt-by: MNT-GAU-RK-CIT created: 2011-06-08T12:15:57Z last-modified: 2011-06-08T12:15:57Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 91.227.92.0/24 descr: route gau_rk_cit_92_24 origin: AS56760 mnt-by: MNT-GAU-RK-CIT created: 2013-08-14T11:47:48Z last-modified: 2013-08-14T12:51:04Z 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: 91.227.93.0/24 descr: route gau_rk_cit_93_24 origin: AS56760 mnt-by: MNT-GAU-RK-CIT created: 2013-08-14T12:50:28Z last-modified: 2013-08-14T12:50:28Z 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: 91.227.94.0/24 descr: route gau_rk_cit_94_24 origin: AS56760 mnt-by: MNT-GAU-RK-CIT created: 2013-08-14T12:49:52Z last-modified: 2013-08-14T12:49:52Z 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: 91.227.95.0/24 descr: route gau_rk_cit_95_24 origin: AS56760 mnt-by: MNT-GAU-RK-CIT created: 2013-08-14T12:49:08Z last-modified: 2013-08-14T12:51:44Z 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