| Date | IP Address |
| 2019-06-04 | 13.114.249.45 (ClassC) |
| 2019-07-08 | 13.230.164.151 (ClassC) |
| 2020-10-07 | 54.95.182.5 (ClassC) |
| 2021-01-19 | 52.193.209.15 (ClassC) |
| 2021-12-22 | 18.182.152.166 (ClassC) |
| 2022-02-15 | 52.198.129.204 (ClassC) |
| 2022-10-24 | 13.230.173.237 (ClassC) |
| 2024-04-17 | 176.32.85.99 (ClassC) |
| 2024-04-24 | 54.178.58.80 (ClassC) |
| 2024-06-05 | 18.176.170.217 (ClassC) |
| 2024-10-04 | 54.150.183.229 (ClassC) |
| 2024-11-28 | 52.68.123.58 (ClassC) |
| 2024-12-09 | 54.95.68.219 (ClassC) |
| 2024-12-12 | 35.75.234.117 (ClassC) |
| 2025-01-02 | 35.74.179.231 (ClassC) |
| 2025-01-21 | 52.198.113.105 (ClassC) |
| 2025-03-10 | 3.113.167.87 (ClassC) |
| 2025-04-25 | 18.176.163.133 (ClassC) |
| 2025-04-28 | 35.76.39.124 (ClassC) |
| 2025-05-26 | 52.194.167.127 (ClassC) |
| 2025-07-02 | 18.161.6.81 (ClassC) |
| 2025-08-23 | 99.84.66.88 (ClassC) |
| 2025-09-02 | 18.161.6.98 (ClassC) |
| 2026-02-02 | 3.169.173.111 (ClassC) |
| 2026-02-25 | 3.169.173.117 (ClassC) |
| Date | Domain | IP |
| www.dou-kyu-sei.com | 2024-03-29 | 3.115.220.148 |