These entries are queried from radb.net using whois, you can try my project getting these.
:AS397834 route: 216.147.112.0/21 origin: AS397834 descr: 900 Villa St. Mountain View CA 94041 United States admin-c: GHOST-ARIN tech-c: GHOST-ARIN mnt-by: MNT-GL-717 created: 2021-06-03T22:34:02Z last-modified: 2021-10-06T21:38:24Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.147.112.0/21 origin: AS397834 descr: Ghost Locomotion Inc. 900 Villa St. Mountain View CA 94041 United States admin-c: MAINT-AS397834 tech-c: MAINT-AS397834 mnt-by: MAINT-AS397834 changed: kyle [at] gh.st 20211006 #21:40:37Z source: RADB last-modified: 2023-11-13T16:08:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.147.112.0/24 origin: AS397834 descr: CHND #ECR000001350769 remarks: Proxy object for AS397834 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.147.114.0/24 origin: AS397834 descr: CHND #ECR000001350769 remarks: Proxy object for AS397834 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:5b:6000::/44 origin: AS397834 descr: 900 Villa St. Mountain View CA 94041 United States admin-c: GHOST-ARIN tech-c: GHOST-ARIN mnt-by: MNT-GL-717 created: 2021-06-03T22:34:35Z last-modified: 2021-10-06T21:38:33Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:5b:6000::/44 origin: AS397834 descr: Ghost Locomotion Inc. 900 Villa St. Mountain View CA 94041 United States admin-c: MAINT-AS397834 tech-c: MAINT-AS397834 mnt-by: MAINT-AS397834 changed: kyle [at] gh.st 20211006 #21:40:52Z source: RADB last-modified: 2023-11-13T16:08:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source