These entries are queried from radb.net using whois, you can try my project getting these.
:AS15261 route: 63.76.1.0/24 descr: Centra Software origin: AS15261 mnt-by: CTCNET-MNT changed: isp [at] ctcnet.com 20011029 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.199.163.0/24 descr: Centra Software origin: AS15261 mnt-by: CTCNET-MNT changed: isp [at] ctcnet.com 20011029 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.230.89.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS15261 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190402 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: 69.89.36.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS15261 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190402 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: 162.222.108.0/22 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS15261 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190402 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: 162.222.110.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS15261 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190402 source: RADB last-modified: 2023-11-13T15:56:02Z rpki-ov-state: valid route: 162.222.111.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS15261 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190402 source: RADB last-modified: 2023-11-13T15:56:02Z rpki-ov-state: valid