| Date | IP Address |
| 2019-11-18 | 54.95.0.88 (ClassC) |
| 2020-02-23 | 18.177.24.128 (ClassC) |
| 2020-04-14 | 54.178.146.211 (ClassC) |
| 2020-04-23 | 13.114.16.64 (ClassC) |
| 2021-04-04 | 13.112.221.150 (ClassC) |
| 2021-12-03 | 13.230.227.171 (ClassC) |
| 2022-05-26 | 54.238.110.187 (ClassC) |
| 2024-03-19 | 13.112.86.213 (ClassC) |
| 2024-03-19 | 52.69.229.4 (ClassC) |
| 2024-04-22 | 57.180.113.62 (ClassC) |
| 2024-05-03 | 54.150.96.28 (ClassC) |
| 2024-05-13 | 54.65.181.184 (ClassC) |
| 2024-05-25 | 52.199.204.77 (ClassC) |
| 2024-06-09 | 35.72.79.4 (ClassC) |
| 2024-08-24 | 52.192.104.121 (ClassC) |
| 2024-09-12 | 52.68.205.254 (ClassC) |
| 2024-11-12 | 35.76.230.164 (ClassC) |
| 2025-04-05 | 52.199.120.231 (ClassC) |
| 2025-06-27 | 52.192.203.87 (ClassC) |
| 2025-07-08 | 18.180.244.216 (ClassC) |
| 2025-07-11 | 52.195.34.95 (ClassC) |
| 2025-07-22 | 54.65.187.206 (ClassC) |
| 2025-08-17 | 35.74.203.84 (ClassC) |
| 2025-12-16 | 54.238.72.163 (ClassC) |
| Date | Domain | IP |
| freelance.techcareer.jp | 2025-06-05 | 18.180.238.133 |
| magazine.techcareer.jp | 2025-06-29 | 52.192.203.87 |
| cdn.techcareer.jp | 2024-12-05 | 99.86.38.58 |
| agent.techcareer.jp | 2025-06-09 | 13.114.9.177 |
| affitown.account.techcareer.jp | 2024-06-09 | 13.112.104.143 |
| list.techcareer.jp | 2025-10-15 | 43.206.6.112 |