These entries are queried from radb.net using whois, you can try my project getting these.
:AS396449 route: 38.92.137.0/24 origin: AS396449 descr: Route Registered for Cogent Communications Customer - Clifton Larson Allen LLP geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20230720 source: RADB last-modified: 2023-11-13T16:17:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.92.139.0/24 origin: AS396449 descr: Route Registered for Cogent Communications Customer - Clifton Larson Allen LLP geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20230720 source: RADB last-modified: 2023-11-13T16:17:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.106.230.0/24 origin: AS396449 descr: Route Registered for Cogent Communications Customer - Clifton Larson Allen LLP geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20230720 source: RADB last-modified: 2023-11-13T16:17:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source