These entries are queried from radb.net using whois, you can try my project getting these.
:AS263187 route: 179.51.252.0/22 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS263187 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: rprudhomme [at] columbus-networks.com 20150801 source: RADB last-modified: 2023-11-13T15:56:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 179.51.254.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS263187 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20220523 source: RADB last-modified: 2023-11-13T16:11:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 179.51.255.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS263187 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20220523 source: RADB last-modified: 2023-11-13T16:11:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source