These entries are queried from radb.net using whois, you can try my project getting these.
:AS22764 route: 141.197.2.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20150420 #10:46:15Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.4.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20150420 #10:46:15Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.8.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20150420 #10:46:15Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.10.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20150420 #10:46:15Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.12.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20150420 #10:46:15Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.16.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: pawel.luks [at] fluor.com 20150420 source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.18.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20160510 #12:16:39Z source: RADB last-modified: 2023-11-13T15:49:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.20.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20160401 #08:24:44Z source: RADB last-modified: 2023-11-13T15:49:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.22.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20150420 #10:46:15Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.24.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20150420 #10:46:15Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.28.0/23 descr: Fluor Enterprises, Inc. origin: AS22764 mnt-by: Fluor created: 2015-07-08T08:09:37Z last-modified: 2018-09-04T18:12:23Z 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: 141.197.28.0/23 origin: AS22764 descr: Fluor Enterprises, Inc. geoidx: PH geoidx: Manilla geoidx: Philippines mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20230422 #13:13:44Z source: RADB last-modified: 2023-11-13T16:16:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 141.197.30.0/23 origin: AS22764 descr: Fluor Enterprises, Inc. geoidx: India mnt-by: MAINT-AS22764 changed: inet.admins [at] fluor.com 20230925 #07:31:23Z source: RADB last-modified: 2023-11-13T16:18:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source