These entries are queried from radb.net using whois, you can try my project getting these.
:AS328038 route: 156.0.64.0/21 descr: route-object origin: AS328038 mnt-by: HSC1-MNT changed: *** [at] ipcentric.co.za 20181024 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 156.0.64.0/21 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-15T22:03:44Z last-modified: 2018-09-04T19:02:15Z 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: 156.0.64.0/22 descr: route-object origin: AS328038 mnt-by: HSC1-MNT changed: *** [at] ipcentric.co.za 20181024 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 156.0.64.0/22 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:25:02Z last-modified: 2018-09-04T19:02:21Z 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: 156.0.64.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:25:57Z last-modified: 2018-09-04T19:02:22Z 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: 156.0.65.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:28:02Z last-modified: 2018-09-04T19:02:22Z 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: 156.0.66.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:28:18Z last-modified: 2018-09-04T19:02:22Z 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: 156.0.67.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:28:34Z last-modified: 2018-09-04T19:02:22Z 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: 156.0.68.0/22 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:25:23Z last-modified: 2018-09-04T19:02:21Z 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: 156.0.68.0/22 descr: route-object origin: AS328038 mnt-by: HSC1-MNT changed: *** [at] ipcentric.co.za 20181024 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 156.0.68.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:28:55Z last-modified: 2018-09-04T19:02:23Z 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: 156.0.69.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:29:10Z last-modified: 2018-09-04T19:02:23Z 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: 156.0.70.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:29:26Z last-modified: 2018-09-04T19:02:23Z 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: 156.0.71.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:29:41Z last-modified: 2018-09-04T19:02:23Z 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: 164.160.92.0/22 descr: route-object origin: AS328038 mnt-by: HSC1-MNT changed: *** [at] ipcentric.co.za 20181024 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 164.160.92.0/22 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2016-08-10T08:53:37Z last-modified: 2018-09-04T18:30:56Z 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: 164.160.92.0/24 descr: route-object origin: AS328038 mnt-by: HSC1-MNT changed: *** [at] ipcentric.co.za 20181024 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 164.160.92.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:31:33Z last-modified: 2018-09-04T19:02:23Z 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: 164.160.93.0/24 descr: route-object origin: AS328038 mnt-by: HSC1-MNT changed: *** [at] ipcentric.co.za 20181024 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 164.160.93.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:31:47Z last-modified: 2018-09-04T19:02:24Z 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: 164.160.94.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:32:03Z last-modified: 2018-09-04T19:02:24Z 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: 164.160.94.0/24 descr: route-object origin: AS328038 mnt-by: HSC1-MNT changed: *** [at] ipcentric.co.za 20181024 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 164.160.95.0/24 origin: AS328038 mnt-by: HITECH-SURE-MNT created: 2017-11-20T19:32:17Z last-modified: 2018-09-04T19:02:24Z 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: 164.160.95.0/24 descr: route-object origin: AS328038 mnt-by: HSC1-MNT changed: *** [at] ipcentric.co.za 20181024 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source