These entries are queried from radb.net using whois, you can try my project getting these.
:AS39960 route: 65.204.48.0/24 descr: Prolexic Technologies, Inc. origin: AS39960 mnt-by: MAINT-AS32787 changed: jbarral [at] akamai.com 20160503 #14:41:00Z source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.18.0/23 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T14:50:57Z last-modified: 2023-04-10T14:50:57Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.20.0/24 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T14:53:37Z last-modified: 2023-04-10T14:53:37Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.74.0/23 descr: Prolexic Technologies, Inc. origin: AS39960 mnt-by: MAINT-AS32787 notify: hostmaster [at] prolexic.com changed: abenage [at] akamai.com 20160415 source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.76.0/23 descr: Akamai Technologies, Inc origin: AS39960 mnt-by: MAINT-AS32787 source: RADB changed: ameyer [at] akamai.com 20211025 last-modified: 2023-11-13T16:13:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.76.0/24 descr: Prolexic Technologies, Inc. origin: AS39960 mnt-by: MAINT-AS32787 changed: hmartine [at] akamai.com 20160415 #04:11:31Z source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.77.0/24 descr: Prolexic Technologies, Inc. origin: AS39960 mnt-by: MAINT-AS32787 changed: hmartine [at] akamai.com 20160415 #04:12:33Z source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.78.0/23 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T14:55:46Z last-modified: 2023-04-10T14:55:46Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.78.0/23 descr: Prolexic Technologies, Inc. origin: AS39960 mnt-by: MAINT-AS32787 changed: hmartine [at] akamai.com 20160415 #06:04:16Z source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.78.0/24 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T14:55:07Z last-modified: 2023-04-10T14:55:07Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.79.0/24 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T14:56:35Z last-modified: 2023-04-10T14:56:35Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.80.0/23 descr: Prolexic Technologies, Inc. origin: AS39960 mnt-by: MAINT-AS32787 notify: hostmaster [at] prolexic.com changed: abenage [at] akamai.com 20160415 source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.80.0/24 descr: Barnes & Noble, Inc origin: AS39960 mnt-by: MAINT-AS27506 changed: daniel.depaulis [at] crowncastle.com 20240229 source: RADB last-modified: 2024-02-29T13:12:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.81.0/24 descr: Barnes & Noble, Inc origin: AS39960 mnt-by: MAINT-AS27506 changed: daniel.depaulis [at] crowncastle.com 20240229 source: RADB last-modified: 2024-02-29T13:12:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.82.0/24 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T14:57:16Z last-modified: 2023-04-10T14:57:16Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.84.0/23 descr: Akamai Technologies, Inc origin: AS39960 mnt-by: MAINT-AS32787 source: RADB changed: ameyer [at] akamai.com 20230602 last-modified: 2023-11-13T16:17:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.85.0/24 descr: Barnes & Noble, Inc origin: AS39960 mnt-by: MAINT-AS27506 changed: daniel.depaulis [at] crowncastle.com 20240229 source: RADB last-modified: 2024-02-29T13:12:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.87.0/24 descr: Akamai Technologies, Inc origin: AS39960 mnt-by: MAINT-AS32787 source: RADB changed: ameyer [at] akamai.com 20230602 last-modified: 2023-11-13T16:17:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.88.0/23 descr: Akamai Technologies, Inc origin: AS39960 mnt-by: MAINT-AS32787 source: RADB changed: ameyer [at] akamai.com 20230602 last-modified: 2023-11-13T16:17:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.90.0/23 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T14:58:52Z last-modified: 2023-04-10T14:58:52Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.90.0/23 descr: Prolexic Technologies, Inc. origin: AS39960 mnt-by: MAINT-AS32787 changed: jbarral [at] akamai.com 20160503 #14:40:14Z source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.90.0/24 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T14:58:00Z last-modified: 2023-04-10T14:58:00Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.91.0/24 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T14:59:45Z last-modified: 2023-04-10T14:59:45Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.92.0/24 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T15:00:26Z last-modified: 2023-04-10T15:00:26Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.94.0/24 descr: Akamai Technologies, Inc origin: AS39960 mnt-by: MAINT-AS32787 source: RADB changed: ameyer [at] akamai.com 20230602 last-modified: 2023-11-13T16:17:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.221.95.0/24 origin: AS39960 descr: Barnes and Noble, Monroe, NJ 08831 admin-c: BARNE796-ARIN tech-c: BARNE796-ARIN mnt-by: MNT-BARNES-4-Z created: 2023-04-10T15:01:18Z last-modified: 2023-04-10T15:01:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.185.172.0/24 descr: Prolexic Technologies, Inc. origin: AS39960 mnt-by: MAINT-AS32787 changed: jbarral [at] akamai.com 20160503 #14:41:47Z source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: valid