These entries are queried from radb.net using whois, you can try my project getting these.
:AS13348 route: 170.48.0.0/18 descr: Cigna origin: AS13348 mnt-by: MAINT-AS27506 changed: ji.zhang [at] crowncastle.com 20200324 source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.16.0/24 descr: Prolexic Technologies, Inc. origin: AS13348 mnt-by: MAINT-AS32787 notify: hostmaster [at] prolexic.com changed: smarkowitz [at] prolexic.com 20131003 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: 170.48.17.0/24 origin: AS13348 descr: Akamai Technologies, Inc. mnt-by: MAINT-AS32787 changed: rguerra [at] akamai.com 20190319 #03:11:35Z source: RADB last-modified: 2023-11-13T16:13:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.18.0/23 descr: Prolexic Technologies, Inc. origin: AS13348 mnt-by: MAINT-AS32787 notify: hostmaster [at] prolexic.com changed: smarkowitz [at] prolexic.com 20131003 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: 170.48.20.0/24 descr: Prolexic Technologies, Inc. origin: AS13348 mnt-by: MAINT-AS32787 notify: hostmaster [at] prolexic.com changed: smarkowitz [at] prolexic.com 20131003 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: 170.48.24.0/23 descr: Prolexic Technologies, Inc. origin: AS13348 mnt-by: MAINT-AS32787 notify: hostmaster [at] prolexic.com changed: smarkowitz [at] prolexic.com 20131003 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: 170.48.27.0/24 descr: Prolexic Technologies, Inc. origin: AS13348 mnt-by: MAINT-AS32787 changed: rguerra [at] akamai.com 20151022 #23:33:29Z source: RADB last-modified: 2023-11-13T16:13:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.28.0/23 descr: Prolexic Technologies, Inc. origin: AS13348 mnt-by: MAINT-AS32787 changed: rguerra [at] akamai.com 20151022 #23:35:58Z source: RADB last-modified: 2023-11-13T16:13:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.30.0/23 descr: Akamai Technologies, Inc origin: AS13348 mnt-by: MAINT-AS32787 source: RADB changed: ameyer [at] akamai.com 20211025 last-modified: 2023-11-13T16:13:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.30.0/24 descr: Prolexic Technologies, Inc. origin: AS13348 mnt-by: MAINT-AS32787 changed: rguerra [at] akamai.com 20151022 #23:37:11Z source: RADB last-modified: 2023-11-13T16:13:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.31.0/24 descr: Prolexic Technologies, Inc. origin: AS13348 mnt-by: MAINT-AS32787 notify: hostmaster [at] prolexic.com changed: abenage [at] akamai.com 20170604 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: 170.48.48.0/24 origin: AS13348 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 source: RADB changed: cromero [at] akamai.com 20230919 last-modified: 2023-11-13T16:18:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.49.0/24 origin: AS13348 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 source: RADB changed: cromero [at] akamai.com 20230919 last-modified: 2023-11-13T16:18:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.50.0/24 origin: AS13348 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 source: RADB changed: cromero [at] akamai.com 20230919 last-modified: 2023-11-13T16:18:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.52.0/24 origin: AS13348 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 source: RADB changed: cromero [at] akamai.com 20230919 last-modified: 2023-11-13T16:18:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.55.0/24 origin: AS13348 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 source: RADB changed: cromero [at] akamai.com 20230919 last-modified: 2023-11-13T16:18:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.48.59.0/24 origin: AS13348 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 source: RADB changed: cromero [at] akamai.com 20230919 last-modified: 2023-11-13T16:18:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.242.12.0/22 descr: Cigna origin: AS13348 mnt-by: MAINT-AS27506 changed: ji.zhang [at] crowncastle.com 20200324 source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.242.14.0/23 descr: Cigna origin: AS13348 mnt-by: MAINT-AS27506 changed: ji.zhang [at] crowncastle.com 20200324 source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source