These entries are queried from radb.net using whois, you can try my project getting these.
:AS29495 route: 163.121.71.0/24 descr: EG-ASC-Route-Object origin: AS29495 notify: ipadmin [at] nile-online.net mnt-by: O-MAHMOUD created: 2004-08-09T12:24:51Z last-modified: 2018-09-04T15:41:32Z source: RIPE-NONAUTH 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: 217.52.200.0/24 descr: Advanced Systems Company route object descr: For any abuse complain contact abuse [at] nile-online.com origin: AS29495 notify: omar [at] nile-online.com mnt-by: O-MAHMOUD created: 2003-10-19T12:37:03Z last-modified: 2018-09-04T15:39:16Z source: RIPE-NONAUTH 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