These entries are queried from radb.net using whois, you can try my project getting these.
:AS22394 route: 139.56.0.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #00:54:38Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid route: 139.56.1.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #00:59:05Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid route: 139.56.2.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #01:01:53Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid route: 139.56.3.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #01:03:28Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid route: 139.56.4.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #01:05:11Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid route: 139.56.5.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #01:06:34Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid route: 155.146.0.0/20 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #21:13:41Z source: RADB last-modified: 2023-11-13T16:01:03Z rpki-ov-state: valid route: 155.146.16.0/20 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #21:17:40Z source: RADB last-modified: 2023-11-13T16:01:03Z rpki-ov-state: valid route: 155.146.32.0/20 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #21:22:12Z source: RADB last-modified: 2023-11-13T16:01:03Z rpki-ov-state: valid route: 155.146.48.0/20 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #21:24:50Z source: RADB last-modified: 2023-11-13T16:01:03Z rpki-ov-state: valid route: 155.146.64.0/20 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #21:27:18Z source: RADB last-modified: 2023-11-13T16:01:03Z rpki-ov-state: valid route: 162.208.122.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #00:18:34Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid route: 162.208.123.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #00:21:19Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid route: 204.126.24.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #00:23:59Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid route: 204.126.25.0/24 origin: AS22394 descr: AWS-WL mnt-by: MAINT-AS16509 changed: noc [at] amazon.com 20200626 #00:52:45Z source: RADB last-modified: 2023-11-13T16:01:08Z rpki-ov-state: valid