These entries are queried from radb.net using whois, you can try my project getting these.
:AS262204 route: 168.243.51.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS262204 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: rprudhomme [at] columbus-networks.com 20120111 source: RADB last-modified: 2023-11-13T15:55:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.243.55.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS262204 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: rprudhomme [at] columbus-networks.com 20120111 source: RADB last-modified: 2023-11-13T15:55:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source