These entries are queried from radb.net using whois, you can try my project getting these.
:AS8664 route: 193.219.28.0/24 descr: Public Internet services network descr: at University of Warsaw, ICM origin: AS8664 notify: info [at] net.icm.edu.pl mnt-by: ICM-PL created: 1970-01-01T00:00:00Z last-modified: 2009-11-04T13:12:06Z 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: 212.87.16.0/20 descr: ICM, University of Warsaw descr: Warsaw, Poland origin: AS8664 notify: info [at] net.icm.edu.pl mnt-by: ICM-PL created: 2011-01-11T15:21:43Z last-modified: 2011-01-11T15:21:43Z 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: 213.135.43.0/24 descr: ICM descr: University of Warsaw descr: Warsaw, Poland origin: AS8664 mnt-by: ICM-PL created: 2012-01-05T17:03:57Z last-modified: 2012-01-05T17:03:57Z 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: 213.135.50.0/23 descr: Public Internet services network descr: at University of Warsaw, ICM origin: AS8664 notify: info [at] net.icm.edu.pl mnt-by: ICM-PL created: 2004-02-04T12:35:37Z last-modified: 2009-11-04T13:12:06Z 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: 213.135.52.0/22 descr: Public Internet services network descr: at University of Warsaw, ICM origin: AS8664 notify: info [at] core.icm.edu.pl mnt-by: ICM-PL created: 2012-02-06T10:55:45Z last-modified: 2012-02-06T10:55:45Z 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: 213.135.56.0/21 descr: ICM descr: University of Warsaw descr: Warsaw Poland origin: AS8664 mnt-by: ICM-PL created: 2010-11-22T10:24:12Z last-modified: 2010-11-22T10:24:12Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 213.135.56.0/23 descr: University of Warsaw descr: Warsaw, Poland origin: AS8664 mnt-by: ICM-PL created: 2010-10-04T10:52:51Z last-modified: 2010-10-04T10:52:51Z 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 route6: 2001:6a0::/32 descr: PL-ICM origin: AS8664 mnt-by: ICM-PL created: 2009-10-23T15:35:05Z last-modified: 2009-10-23T15:35:05Z 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 route6: 2001:6a0::/34 descr: PL-ICM-PUB origin: AS8664 mnt-by: ICM-PL created: 2009-10-19T15:07:31Z last-modified: 2009-10-19T15:07:31Z 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