These entries are queried from radb.net using whois, you can try my project getting these.
:AS12464 route: 194.29.128.0/19 descr: WARSAW U-TECH Campus Network descr: WARSAW UNIVERSITY OF TECHNOLOGY origin: AS12464 remarks: abuse sent to abuse [at] pw.edu.pl notify: ripe [at] pw.edu.pl mnt-by: AS12464-MNT created: 1970-01-01T00:00:00Z last-modified: 2006-06-05T13:18:35Z 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: 194.29.160.0/20 descr: WARSAW U-TECH Campus Network descr: WARSAW UNIVERSITY OF TECHNOLOGY origin: AS12464 remarks: Poprawiony wpis do bazy notify: ripe [at] pw.edu.pl mnt-by: AS12464-MNT created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:33:36Z 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: 194.29.176.0/22 descr: WARSAW U-TECH Campus Network descr: WARSAW UNIVERSITY OF TECHNOLOGY origin: AS12464 remarks: Poprawiony wpis do bazy notify: ripe [at] pw.edu.pl mnt-by: AS12464-MNT created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:33:36Z 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: 2001:67c:24cc::/48 descr: Politechnika Warszawska origin: AS12464 mnt-by: AS12464-MNT created: 2011-10-19T14:49:14Z last-modified: 2011-10-19T14:49:14Z 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