These entries are queried from radb.net using whois, you can try my project getting these.
:AS16143 route: 185.81.64.0/22 descr: NIIR-RadioNet Moscow region network descr: NIIR-RadioNet Ltd origin: AS16143 mnt-by: CCS-NOC created: 2015-09-29T09:09:09Z last-modified: 2015-09-29T09:09:09Z 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: 213.139.230.0/24 origin: AS16143 mnt-by: IP-RIPE created: 2020-04-16T10:14:52Z last-modified: 2020-04-16T10:14:52Z 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: 217.76.32.0/20 descr: NIIR-RadioNet Moscow region network descr: NIIR-RadioNet Ltd descr: Kazakova, 16 descr: 103064 Moscow, Russia origin: AS16143 notify: noc [at] ccs.ru mnt-by: CCS-NOC created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:33:38Z 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: 217.76.40.0/23 descr: NIIR-RadioNet M10 network mnt-lower: CCS-NOC origin: AS16143 mnt-by: CCS-NOC created: 2003-04-10T14:15:42Z last-modified: 2003-04-10T14:15:42Z 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: 2a03:2b40::/32 origin: AS16143 mnt-by: CCS-NOC created: 2019-03-27T14:42:27Z last-modified: 2019-03-27T14:42:27Z 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