These entries are queried from radb.net using whois, you can try my project getting these.
:AS20283 route: 64.90.64.0/19 descr: CTC Customers Subnet 1 origin: AS20283 notify: network [at] 7sigma.net mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20170301 source: ARIN rpki-ov-state: valid route: 68.170.112.0/20 descr: CTC Customers Subnet 2 origin: AS20283 notify: network [at] 7sigma.net mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20170301 source: ARIN rpki-ov-state: valid route: 69.168.240.0/20 descr: CTC Customers Subnet 3 origin: AS20283 notify: network [at] 7sigma.net mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20170301 source: ARIN rpki-ov-state: valid route: 161.199.130.0/24 descr: CTC Customers Subnet 6 origin: AS20283 notify: network [at] 7sigma.net mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20190904 source: ARIN rpki-ov-state: valid route: 167.94.42.0/23 descr: CTC Customers Subnet origin: AS20283 notify: psampson [at] 7sigma.com mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20211104 source: ARIN rpki-ov-state: valid route: 167.94.52.0/23 descr: CTC Customers Subnet origin: AS20283 notify: psampson [at] 7sigma.com mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20211104 source: ARIN rpki-ov-state: valid route: 167.94.62.0/23 descr: CTC Customers Subnet origin: AS20283 notify: psampson [at] 7sigma.com mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20211104 source: ARIN rpki-ov-state: valid route: 167.94.76.0/23 descr: CTC Customers Subnet origin: AS20283 notify: psampson [at] 7sigma.com mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20211104 source: ARIN rpki-ov-state: valid route: 172.87.0.0/20 descr: CTC Customers Subnet 4 origin: AS20283 notify: network [at] 7sigma.net mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20170301 source: ARIN rpki-ov-state: valid route: 192.16.104.0/22 origin: AS20283 descr: 5401 West Highway 61 Lutsen MN 55612 United States admin-c: ROSEN235-ARIN tech-c: MJH49-ARIN tech-c: NRB2-ARIN tech-c: PTS7-ARIN tech-c: RASMU92-ARIN mnt-by: MNT-AEC-116 created: 2023-02-07T17:26:05Z last-modified: 2023-02-07T17:26:05Z source: ARIN rpki-ov-state: valid route: 199.59.116.0/22 descr: CTC Customers Subnet 5 origin: AS20283 notify: network [at] 7sigma.net mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20170301 source: ARIN rpki-ov-state: valid route: 204.144.176.0/23 origin: AS20283 descr: 5401 West Highway 61 Lutsen MN 55612 United States admin-c: ROSEN235-ARIN tech-c: MJH49-ARIN tech-c: NRB2-ARIN tech-c: PTS7-ARIN tech-c: RASMU92-ARIN mnt-by: MNT-AEC-116 created: 2022-08-18T06:39:07Z last-modified: 2022-08-18T06:39:07Z source: ARIN rpki-ov-state: valid route: 205.214.160.0/20 descr: CTC Customers Subnet origin: AS20283 notify: psampson [at] 7sigma.com mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20191111 source: ARIN rpki-ov-state: valid route: 209.73.80.0/20 origin: AS20283 descr: 1102 Madison St Brainerd MN 56401 United States admin-c: RASMU92-ARIN tech-c: NRB2-ARIN tech-c: PTS7-ARIN tech-c: RASMU92-ARIN mnt-by: MNT-COTC created: 2023-02-15T14:17:17Z last-modified: 2024-03-04T23:04:17Z source: ARIN rpki-ov-state: valid route: 209.212.32.0/20 descr: CTC Customers Subnet 6 origin: AS20283 notify: network [at] 7sigma.net mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20170301 source: ARIN rpki-ov-state: valid route6: 2605:5000::/32 descr: CTC Customers IPv6 origin: AS20283 notify: network [at] 7sigma.net mnt-by: MNT-COTC changed: psampson [at] 7sigma.com 20170303 source: ARIN rpki-ov-state: valid