These entries are queried from radb.net using whois, you can try my project getting these.
:AS23146 route: 45.175.39.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS23146 notify: ipservices [at] columbus.co mnt-by: MAINT-AS23520 changed: respinosa [at] columbus.co 20191121 source: RADB last-modified: 2023-11-13T15:58:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.25.160.0/24 descr: PNAP-MIA TotalCom MIA003 Route origin: AS23146 mnt-by: MAINT-AS1828 changed: cgwyn [at] internap.com 20040809 source: RADB last-modified: 2023-11-13T16:13:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source