These entries are queried from radb.net using whois, you can try my project getting these.
:AS14726 route: 38.131.32.0/22 origin: AS14726 descr: Route Registered for Cogent Communications - Chisholm Broadband mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20200710 source: RADB last-modified: 2023-11-13T16:01:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.131.52.0/22 origin: AS14726 descr: Route Registered for Cogent Communications - Chisholm Broadband mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20200710 source: RADB last-modified: 2023-11-13T16:01:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.131.56.0/22 origin: AS14726 descr: Route Registered for Cogent Communications - Chisholm Broadband mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20210414 #07:13:38Z source: RADB last-modified: 2023-11-13T16:05:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.131.132.0/22 origin: AS14726 descr: Route Registered for Cogent Communications Customers - Chisholm Broadband geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220330 #15:17:53Z source: RADB last-modified: 2023-11-13T16:10:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.62.137.0/24 origin: AS14726 descr: NET-64-62-137-0-24-AS14726 admin-c: ZH17-ARIN tech-c: ZH17-ARIN mnt-by: MNT-HURC source: ARIN created: 2022-01-20T20:22:25Z last-modified: 2022-01-20T20:22:25Z rpki-ov-state: valid route: 142.214.250.0/24 origin: AS14726 descr: Chisholm Broadband customer admin-c: NELSO799-ARIN tech-c: NELSO799-ARIN mnt-by: MNT-CBL-125 created: 2021-12-08T17:44:15Z last-modified: 2021-12-08T17:44:15Z source: ARIN rpki-ov-state: valid route: 148.59.142.0/24 origin: AS14726 mnt-by: MNT-CBL-125 descr: Chisholm Broadband tech-c: NELSO799-ARIN admin-c: NELSO799-ARIN source: ARIN created: 2020-07-07T14:10:11Z last-modified: 2020-07-07T14:10:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 148.59.240.0/23 origin: AS14726 mnt-by: MNT-CBL-125 descr: Chisholm Broadband tech-c: NELSO799-ARIN admin-c: NELSO799-ARIN source: ARIN created: 2020-07-07T14:11:25Z last-modified: 2020-07-07T14:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:470:31::/48 origin: AS14726 descr: NET-2001-470-31---48-AS14726 admin-c: ZH17-ARIN tech-c: ZH17-ARIN mnt-by: MNT-HURC source: ARIN created: 2022-01-20T20:22:26Z last-modified: 2022-01-20T20:22:26Z rpki-ov-state: valid