These entries are queried from radb.net using whois, you can try my project getting these.
:AS21648 route: 65.70.69.0/24 origin: AS21648 descr: TULS #ECR000001350769 remarks: Proxy object for AS21648 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: 70.243.91.0/24 origin: AS21648 descr: TULS #ECR000001350769 remarks: Proxy object for AS21648 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: 148.78.128.0/17 origin: AS21648 descr: V4-PUB-CB-ANNOUNCED remarks: Change Ticket ECR000001720522 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20231026 source: RADB last-modified: 2023-11-13T16:19:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 148.78.252.0/24 descr: Proxy fbo SageNet LLC (AS21648) origin: AS21648 remarks: Windstream Footprint mnt-by: MAINT-AS7029 changed: David.Friant [at] windstream.com 20190326 source: RADB last-modified: 2023-11-13T15:55:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.184.33.0/24 origin: AS21648 descr: TULS #ECR000001350769 remarks: Proxy object for AS21648 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: 216.60.194.0/24 origin: AS21648 descr: TULS #ECR000001350769 remarks: Proxy object for AS21648 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: 216.61.235.0/24 origin: AS21648 descr: TULS #ECR000001350769 remarks: Proxy object for AS21648 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