These entries are queried from radb.net using whois, you can try my project getting these.
:AS398145 route: 147.92.4.0/24 descr: V4-PUB-CB-ANNOUNCED origin: AS398145 remarks: Change Ticket # ECR000001539636 notify: CCIATL-NOCEngineer [at] cox.com notify: thebackbone [at] cox.com mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20230221 source: RADB last-modified: 2023-11-13T16:15:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 147.92.5.0/24 origin: AS398145 descr: MRFD remarks: Proxy object for AS398145 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: 198.148.241.0/24 origin: AS398145 descr: MRFD remarks: Proxy object for AS398145 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