These entries are queried from radb.net using whois, you can try my project getting these.
:AS393256 route: 162.9.0.0/16 origin: AS393256 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 changed: ameyer [at] akamai.com 20220929 #21:13:00Z source: RADB last-modified: 2023-11-13T16:13:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.9.0.0/17 descr: ADDED FOR - AS393256 origin: AS393256 notify: noc [at] 123.net mnt-by: I123-MNT changed: rpd [at] 123.net 20220607 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.9.0.0/18 descr: ADDED FOR - AS393256 origin: AS393256 notify: noc [at] 123.net mnt-by: I123-MNT changed: rpd [at] 123.net 20220607 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.9.64.0/18 descr: ADDED FOR - AS393256 origin: AS393256 notify: noc [at] 123.net mnt-by: I123-MNT changed: rpd [at] 123.net 20220607 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.9.140.0/23 descr: ADDED FOR - AS393256 origin: AS393256 notify: noc [at] 123.net mnt-by: I123-MNT changed: rpd [at] 123.net 20220607 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.9.140.0/24 descr: ADDED FOR - AS393256 origin: AS393256 notify: noc [at] 123.net mnt-by: I123-MNT changed: rpd [at] 123.net 20220607 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.9.141.0/24 descr: ADDED FOR - AS393256 origin: AS393256 notify: noc [at] 123.net mnt-by: I123-MNT changed: rpd [at] 123.net 20220914 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.124.152.0/22 descr: ADDED FOR - AS393256 origin: AS393256 notify: noc [at] 123.net mnt-by: I123-MNT changed: rpd [at] 123.net 20190408 source: LEVEL3 rpki-ov-state: valid route: 204.124.152.0/22 descr: Prolexic Technologies, Inc. origin: AS393256 mnt-by: MAINT-AS32787 changed: mszopins [at] akamai.com 20140916 #09:13:44Z source: RADB last-modified: 2023-11-13T16:13:33Z rpki-ov-state: valid route6: 2606:fec0::/32 origin: AS393256 descr: ADDED FOR - AS393256 mnt-by: I123-MNT changed: rpd [at] 123.net source: LEVEL3 last-modified: 2023-02-08T15:54:29Z rpki-ov-state: valid route6: 2606:fec0::/47 origin: AS393256 descr: ADDED FOR - AS393256 mnt-by: I123-MNT changed: rpd [at] 123.net source: LEVEL3 last-modified: 2023-05-20T00:49:31Z rpki-ov-state: valid