| Date | IP Address |
| 2021-09-03 | 54.192.131.68 (ClassC) |
| 2021-09-03 | 13.227.39.67 (ClassC) |
| 2021-09-03 | 54.192.131.30 (ClassC) |
| 2025-04-12 | 99.84.66.102 (ClassC) |
| 2025-07-01 | 99.84.66.6 (ClassC) |
| 2025-08-21 | 99.84.66.55 (ClassC) |
| 2025-09-06 | 99.84.66.38 (ClassC) |
| 2025-11-12 | 3.169.173.44 (ClassC) |
| 2026-02-08 | 3.169.173.45 (ClassC) |
| Date | Domain | IP |
| bkweb.dccard.co.jp | 2024-11-30 | 18.238.217.19 |
| club.dccard.co.jp | 2024-05-24 | 3.163.24.98 |
| speedonline.dccard.co.jp | 2024-11-23 | 13.224.14.43 |
| bkweb.staging.dccard.co.jp | 2024-09-14 | 204.246.191.30 |
| club.staging.dccard.co.jp | 2025-05-27 | 18.238.238.24 |
| bk.staging.dccard.co.jp | 2025-06-27 | 3.175.34.4 |
| ap.staging.dccard.co.jp | 2024-09-18 | 3.163.24.53 |
| bkweb.mopan.dccard.co.jp | 2025-04-12 | 99.84.66.102 |
| club.mopan.dccard.co.jp | 2025-03-17 | 18.161.6.44 |
| bk.mopan.dccard.co.jp | 2025-04-13 | 18.161.6.27 |
| ap.dccard.co.jp | 2024-08-27 | 18.161.6.4 |
| www.dccard.co.jp | 2024-12-08 | 13.224.14.98 |