These entries are queried from radb.net using whois, you can try my project getting these.
:AS29143 route: 194.48.68.0/22 descr: MAGRAZ-NET origin: AS29143 mnt-by: MAGRAZ-MNT created: 2003-06-23T09:17:50Z last-modified: 2003-06-23T09:17:50Z 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: 194.48.72.0/21 descr: MAGRAZ-NET origin: AS29143 mnt-by: MAGRAZ-MNT created: 2003-06-23T09:17:51Z last-modified: 2003-06-23T09:17:51Z 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: 194.48.80.0/22 descr: MAGRAZ-NET origin: AS29143 mnt-by: MAGRAZ-MNT created: 2003-06-23T09:17:52Z last-modified: 2003-06-23T09:17:52Z 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