These entries are queried from radb.net using whois, you can try my project getting these.
:AS42530 route: 81.163.112.0/20 descr: PlazmaRoute origin: AS42530 mnt-by: PLAZMAREAL-MNT created: 2016-03-21T10:29:11Z last-modified: 2016-03-21T10:29:11Z 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: 81.163.112.0/21 descr: PlazmaRoute origin: AS42530 mnt-by: PLAZMAREAL-MNT created: 2013-03-07T02:50:26Z last-modified: 2013-03-07T02:50:26Z 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: 81.163.120.0/21 descr: PlazmaRoute origin: AS42530 mnt-by: PLAZMAREAL-MNT created: 2013-03-07T02:37:08Z last-modified: 2013-03-07T02:37:08Z 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: 81.163.125.0/24 origin: AS42530 mnt-by: PLAZMAREAL-MNT created: 2017-12-06T14:34:03Z last-modified: 2017-12-06T14:34:03Z 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: 81.163.126.0/23 descr: PlazmaRoute origin: AS42530 mnt-by: PLAZMAREAL-MNT created: 2014-02-01T00:01:57Z last-modified: 2014-02-01T00:01:57Z 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 route6: 2a02:2808:5001::/48 descr: PlazmaRoute origin: AS42530 mnt-by: PLAZMAREAL-MNT created: 2016-09-09T13:23:42Z last-modified: 2016-09-12T12:23:02Z 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