These entries are queried from radb.net using whois, you can try my project getting these.
:AS53621 route: 70.164.96.0/24 origin: AS53621 descr: SD remarks: Proxy object for AS53621 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:05Z rpki-ov-state: valid route: 70.167.4.0/24 origin: AS53621 descr: ECR000001785263 remarks: ECR000001785263 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com source: RADB last-modified: 2024-02-02T05:28:08Z rpki-ov-state: valid