These entries are queried from radb.net using whois, you can try my project getting these.
:AS52260 route: 186.1.192.0/20 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS52260 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: jalonso [at] columbus-networks.com 20101129 #15:59:29Z source: RADB last-modified: 2023-11-13T15:55:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 190.102.64.0/19 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS52260 notify: ipservices [at] columbus.co mnt-by: MAINT-AS23520 changed: fospina [at] columbus.co 20140319 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: 190.115.128.0/18 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS52260 notify: ipservices [at] columbus-networks.com mnt-by: MAINT-AS23520 changed: jalonso [at] columbus-networks.com 20101129 #16:00:47Z source: RADB last-modified: 2023-11-13T15:55:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source