These entries are queried from radb.net using whois, you can try my project getting these.
:AS27847 route: 45.172.152.0/22 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS27847 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190318 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: 63.245.106.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS27847 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: rprudhomme [at] columbus-networks.com 20120626 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: 66.129.165.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS27847 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: rprudhomme [at] columbus-networks.com 20120412 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: 69.79.82.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS27847 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20210703 source: RADB last-modified: 2023-11-13T16:07:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 190.110.0.0/19 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS27847 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: rprudhomme [at] columbus-networks.com 20120412 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: 190.110.32.0/19 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS27847 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: drestrepo [at] columbus-networks.com 20120628 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: 200.50.193.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS27847 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: rprudhomme [at] columbus-networks.com 20120412 source: RADB last-modified: 2023-11-13T15:55:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2803:7a0::/32 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS27847 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190315 source: RADB last-modified: 2023-11-13T15:56:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2803:cfa0::/32 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS27847 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190315 source: RADB last-modified: 2023-11-13T15:56:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source