These entries are queried from radb.net using whois, you can try my project getting these.
:AS8752 route: 46.38.96.0/19 descr: route known AS8752 origin: AS8752 notify: noc [at] asvt.ru mnt-by: AS8752-MNT created: 2010-11-29T10:25:29Z last-modified: 2010-11-29T10:25:29Z 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: valid route: 95.182.32.0/19 descr: route known AS8752 origin: AS8752 notify: noc [at] asvt.ru mnt-by: AS8752-MNT created: 2014-08-04T12:22:58Z last-modified: 2014-08-04T12:22:58Z 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: valid route: 185.35.168.0/22 descr: route known AS8752 origin: AS8752 notify: noc [at] asvt.ru mnt-by: AS8752-MNT created: 2013-09-24T06:45:33Z last-modified: 2013-09-24T06:45:33Z 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: valid route: 212.46.0.0/19 descr: All routes known AS8752 origin: AS8752 notify: noc [at] asvt.ru mnt-by: AS8752-MNT created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:32:27Z 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: valid route6: 2a03:3200::/32 descr: OJSC "ASVT" IPV6 network notify: noc [at] asvt.ru origin: AS8752 mnt-by: AS8752-MNT created: 2011-02-10T07:51:11Z last-modified: 2011-02-10T07:51:11Z 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: valid