These entries are queried from radb.net using whois, you can try my project getting these.
:AS397427 route: 23.145.224.0/24 descr: Bradford Broadband, LLC origin: AS397427 mnt-by: MNT-BBL-151 changed: noc [at] bradfordbroadband.com 20190401 source: ARIN rpki-ov-state: valid route: 23.145.224.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #16:15:18Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route: 23.145.225.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #16:15:43Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route: 23.145.225.0/24 descr: Bradford Broadband, LLC origin: AS397427 mnt-by: MNT-BBL-151 changed: noc [at] bradfordbroadband.com 20190401 source: ARIN rpki-ov-state: valid route: 66.245.160.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #16:14:12Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route: 66.245.160.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MNT-BBL-151 created: 2022-11-10T16:28:52Z last-modified: 2022-11-10T16:28:52Z source: ARIN rpki-ov-state: valid route: 66.245.161.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #16:13:43Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route: 66.245.161.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MNT-BBL-151 created: 2022-11-10T16:30:36Z last-modified: 2022-11-10T16:30:36Z source: ARIN rpki-ov-state: valid route: 66.245.162.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #13:57:05Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route: 66.245.162.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MNT-BBL-151 created: 2022-11-10T16:31:01Z last-modified: 2022-11-10T16:31:01Z source: ARIN rpki-ov-state: valid route: 66.245.163.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #13:57:58Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route: 66.245.163.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MNT-BBL-151 created: 2022-11-10T16:31:20Z last-modified: 2022-11-10T16:31:20Z source: ARIN rpki-ov-state: valid route: 142.202.206.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #16:14:36Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route: 142.202.206.0/24 origin: AS397427 mnt-by: MNT-BBL-151 descr: Bradford Broadband, LLC tech-c: ANDRU27-ARIN admin-c: ANDRU27-ARIN source: ARIN created: 2020-10-25T15:04:42Z last-modified: 2020-10-25T15:04:42Z rpki-ov-state: valid route: 142.202.207.0/24 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #16:14:57Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route: 142.202.207.0/24 origin: AS397427 mnt-by: MNT-BBL-151 descr: Bradford Broadband, LLC tech-c: ANDRU27-ARIN admin-c: ANDRU27-ARIN source: ARIN created: 2020-10-25T15:05:15Z last-modified: 2020-10-25T15:05:15Z rpki-ov-state: valid route6: 2602:fe4c::/32 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MNT-BBL-151 created: 2023-10-25T13:19:32Z last-modified: 2023-10-25T13:19:32Z source: ARIN rpki-ov-state: valid route6: 2602:fe4c::/32 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #14:10:48Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route6: 2602:fe4c::/36 descr: Bradford Broadband, LLC origin: AS397427 mnt-by: MNT-BBL-151 changed: noc [at] bradfordbroadband.com 20190401 source: ARIN rpki-ov-state: valid route6: 2602:fe4c::/36 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #16:13:14Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route6: 2602:fe4c:1000::/36 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MAINT-AS397427 changed: noc [at] bradfordbroadband.com 20231025 #14:11:34Z source: RADB last-modified: 2023-11-13T16:19:19Z rpki-ov-state: valid route6: 2602:fe4c:1000::/36 origin: AS397427 descr: Bradford Broadband, LLC admin-c: ANDRU27-ARIN tech-c: ANDRU27-ARIN mnt-by: MNT-BBL-151 created: 2023-10-25T13:18:51Z last-modified: 2023-10-25T13:18:51Z source: ARIN rpki-ov-state: valid