These entries are queried from radb.net using whois, you can try my project getting these.
:AS10971 route: 24.52.128.0/19 descr: Cass Cable TV, Inc. descr: 100 Redbud Rd. descr: Virginia, IL 62691 origin: AS10971 notify: admin [at] casscomm.com mnt-by: MNT-CCT-85 changed: mbrown [at] casscomm.com 20120801 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.52.128.0/21 origin: AS10971 descr: Proxy for Cass Cable TV, Inc mnt-by: MAINT-BLUEBIRD changed: daniel.johnston [at] bluebirdnetwork.com 20230620 #19:02:36Z source: RADB last-modified: 2023-11-13T16:17:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.52.136.0/21 origin: AS10971 descr: Proxy for Cass Cable TV, Inc mnt-by: MAINT-BLUEBIRD changed: daniel.johnston [at] bluebirdnetwork.com 20230620 #19:03:00Z source: RADB last-modified: 2023-11-13T16:17:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.52.160.0/20 descr: Cass Cable TV, Inc. descr: 100 Redbud Rd. descr: Virginia, IL 62691 origin: AS10971 notify: admin [at] casscomm.com mnt-by: MNT-CCT-85 changed: mbrown [at] casscomm.com 20120801 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.52.160.0/21 origin: AS10971 descr: Cass Cable TV mnt-by: MAINT-BLUEBIRD changed: daniel.johnston [at] bluebirdnetwork.com 20220208 #04:38:58Z source: RADB last-modified: 2023-11-13T16:09:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.52.168.0/21 origin: AS10971 descr: Proxy for Cass Cable TV, Inc mnt-by: MAINT-BLUEBIRD changed: daniel.johnston [at] bluebirdnetwork.com 20230620 #19:03:20Z source: RADB last-modified: 2023-11-13T16:17:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.245.80.0/20 descr: Cass Cable TV, Inc. descr: 100 Redbud Rd. descr: Virginia, IL 62691 origin: AS10971 notify: admin [at] casscomm.com mnt-by: MNT-CCT-85 changed: mbrown [at] casscomm.com 20120801 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.245.80.0/21 origin: AS10971 descr: Proxy for Cass Cable TV, Inc mnt-by: MAINT-BLUEBIRD changed: daniel.johnston [at] bluebirdnetwork.com 20230620 #19:02:17Z source: RADB last-modified: 2023-11-13T16:17:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.245.88.0/21 origin: AS10971 descr: Cass Cable TV mnt-by: MAINT-BLUEBIRD changed: daniel.johnston [at] bluebirdnetwork.com 20220208 #04:38:35Z source: RADB last-modified: 2023-11-13T16:09:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.2.96.0/20 origin: AS10971 descr: Route Registered for Cogent Communications Customer - CASS CABLE TV INC geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20211209 #08:08:39Z source: RADB last-modified: 2023-11-13T16:09:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.2.96.0/21 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS10971 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.2.96.0/21 origin: AS10971 descr: Route Registered for Cogent Communications Customer - CASS CABLE TV INC geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220405 #07:09:06Z source: RADB last-modified: 2023-11-13T16:10:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.2.104.0/21 origin: AS10971 descr: Route Registered for Cogent Communications Customer - CASS CABLE TV INC geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220405 #07:10:04Z source: RADB last-modified: 2023-11-13T16:10:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.2.104.0/21 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS10971 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.129.144.0/20 origin: AS10971 descr: Route Registered for Cogent Communications Customer Cass Cable TV, Inc. mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20200617 #12:41:34Z source: RADB last-modified: 2023-11-13T16:01:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.129.144.0/21 origin: AS10971 descr: Route Registered for Cogent Communications Customer - CASS CABLE TV INC geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220405 #07:06:41Z source: RADB last-modified: 2023-11-13T16:10:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.129.144.0/21 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS10971 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.129.152.0/21 origin: AS10971 descr: Route Registered for Cogent Communications Customer - CASS CABLE TV INC geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220405 #07:07:57Z source: RADB last-modified: 2023-11-13T16:10:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.129.152.0/21 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS10971 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.242.192.0/22 descr: Cass Cable TV, Inc. descr: 100 Redbud Rd. descr: Virginia, IL 62691 origin: AS10971 notify: admin [at] casscomm.com mnt-by: MNT-CCT-85 changed: mbrown [at] casscomm.com 20190325 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.149.253.0/24 descr: Cass Cable TV, Inc. descr: 100 Redbud Rd. descr: Virginia, IL 62691 origin: AS10971 notify: admin [at] casscomm.com mnt-by: MNT-CCT-85 changed: mbrown [at] casscomm.com 20150609 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2604:1f00::/32 descr: Cass Cable TV, Inc. descr: 100 Redbud Rd. descr: Virginia, IL 62691 origin: AS10971 notify: admin [at] casscomm.com mnt-by: MNT-CCT-85 changed: mbrown [at] casscomm.com 20170417 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source