These entries are queried from radb.net using whois, you can try my project getting these.
:AS39168 route: 83.142.40.0/21 descr: HOSTINGCENTER-NET descr: Warsaw, Poland origin: AS39168 mnt-by: WASKO-MNT mnt-by: COIG mnt-by: HCNET-MNT created: 2010-03-27T00:00:34Z last-modified: 2016-02-19T08:23:09Z 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: 83.142.47.0/24 descr: HOSTINGCENTER-NET2 origin: AS39168 mnt-by: COIG created: 2024-01-19T09:22:50Z last-modified: 2024-01-19T09:23:28Z 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: 2001:67c:22b0:8000::/51 descr: HC-IPv6 origin: AS39168 mnt-by: WASKO-MNT created: 2011-06-13T09:32:26Z last-modified: 2011-06-13T09:32:26Z 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