These entries are queried from radb.net using whois, you can try my project getting these.
:AS37540 route: 41.207.248.0/22 descr: China Telecom via EMIX origin: AS37540 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20181215 source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.248.0/22 descr: Route object origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20180610 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.248.0/22 descr: WINROK-SUBNET origin: AS37540 mnt-by: WINROK-MTNER created: 2013-07-24T16:52:31Z last-modified: 2018-09-04T17:43:15Z 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: 41.207.248.0/23 descr: Route object origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20180610 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.248.0/23 descr: China Telecom via EMIX origin: AS37540 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20181215 source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.248.0/23 descr: WINROK-SUBNET origin: AS37540 mnt-by: WINROK-MTNER created: 2013-07-01T12:45:40Z last-modified: 2018-09-04T17:40:05Z 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: 41.207.248.0/24 descr: China Telecom via EMIX origin: AS37540 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20181215 source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.248.0/24 descr: Route object origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20180328 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.249.0/24 descr: China Telecom via EMIX origin: AS37540 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20181215 source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.249.0/24 descr: Route Object-Winrock_249 origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20180328 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.250.0/23 descr: Route object origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20180610 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.250.0/23 descr: WINROK-SECOND origin: AS37540 mnt-by: WINROK-MTNER created: 2013-07-01T12:47:13Z last-modified: 2018-09-04T17:40:05Z 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: 41.207.250.0/23 descr: China Telecom via EMIX origin: AS37540 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20181215 source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.250.0/24 descr: China Telecom via EMIX origin: AS37540 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20181215 source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.250.0/24 descr: Route Object-Winrock_250 origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20180328 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.251.0/24 descr: Route Object-Winrock_251 origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20180328 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 41.207.251.0/24 descr: China Telecom via EMIX origin: AS37540 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20181215 source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.220.44.0/23 descr: Route Object origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20210601 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.220.44.0/24 descr: Route object origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20210601 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.220.45.0/24 descr: Route object origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20210601 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2c0f:eaa8::/32 descr: Winrock's IPV6 origin: AS37540 mnt-by: Winrock-NG-MNT changed: *** [at] winrok.net 20191022 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source