These entries are queried from radb.net using whois, you can try my project getting these.
:AS51352 route: 85.142.151.0/24 descr: VLSU descr: Vladimir State University descr: Regional Center of New Information Technologies origin: AS51352 notify: sergey.roshchin [at] vlsu.ru notify: noc [at] runnet.ru mnt-by: INFR-MNT mnt-by: VLSU-MNT created: 2018-08-08T18:07:39Z last-modified: 2018-12-19T12:26:33Z 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: 85.142.154.0/23 descr: VLSU descr: Vladimir State University descr: Regional Center of New Information Technologies origin: AS51352 notify: noc [at] vlsu.ru notify: noc [at] runnet.ru mnt-by: INFR-MNT mnt-by: VLSU-MNT created: 2018-08-08T18:08:25Z last-modified: 2018-12-19T12:26:56Z 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: 85.143.88.0/21 descr: VLSU descr: Vladimir State University descr: Regional Center of New Information Technologies origin: AS51352 notify: sergey.roshchin [at] vlsu.ru notify: noc [at] runnet.ru mnt-by: INFR-MNT mnt-by: VLSU-MNT created: 2018-08-08T18:09:12Z last-modified: 2018-12-19T12:27:27Z 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:b08:13::/48 descr: VLSU6NET descr: Vladimir State University descr: Regional Center of New Information Technologies origin: AS51352 notify: sergey.roshchin [at] vlsu.ru notify: noc [at] runnet.ru mnt-by: INFR-MNT mnt-by: VLSU-MNT created: 2018-08-08T18:10:17Z last-modified: 2018-12-19T12:27:54Z 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