These entries are queried from radb.net using whois, you can try my project getting these.
:AS19878 route: 198.54.236.0/23 origin: AS19878 descr: SD remarks: Proxy object for AS19878 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.54.238.0/24 origin: AS19878 descr: FED1 remarks: ECR000001794953 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com source: RADB last-modified: 2024-02-23T06:24:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.54.239.0/24 origin: AS19878 descr: SD remarks: Proxy object for AS19878 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.91.224.0/24 origin: AS19878 descr: CHND #ECR000001350769 remarks: Proxy object for AS19878 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: 208.91.228.0/24 origin: AS19878 descr: CHND #ECR000001350769 remarks: Proxy object for AS19878 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: 208.91.229.0/24 origin: AS19878 descr: CHND #ECR000001350769 remarks: Proxy object for AS19878 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: 208.91.230.0/23 origin: AS19878 descr: CHND #ECR000001350769 remarks: Proxy object for AS19878 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