These entries are queried from radb.net using whois, you can try my project getting these.
:AS397920 route: 192.48.113.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS397920 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20190919 source: RADB last-modified: 2023-11-13T15:57:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.24.51.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS397920 notify: ipservices [at] columbus.co mnt-by: MAINT-AS23520 changed: respinosa [at] columbus.co 20200803 source: RADB last-modified: 2023-11-13T16:01:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source