| Date | IP Address |
| 2016-05-10 | 54.230.144.163 (ClassC) |
| 2016-05-18 | 54.192.145.223 (ClassC) |
| 2016-06-15 | 54.192.117.14 (ClassC) |
| 2019-04-01 | 204.237.142.136 (ClassC) |
| 2019-04-03 | 23.215.98.147 (ClassC) |
| 2019-04-03 | 104.86.110.240 (ClassC) |
| 2019-04-04 | 23.56.109.8 (ClassC) |
| 2019-04-04 | 23.215.98.115 (ClassC) |
| 2019-04-04 | 23.56.109.33 (ClassC) |
| 2019-04-12 | 23.215.99.85 (ClassC) |
| 2024-03-01 | 104.100.58.144 (ClassC) |
| 2024-03-16 | 104.90.249.151 (ClassC) |
| 2024-07-06 | 23.196.202.207 (ClassC) |
| 2024-07-19 | 23.205.199.19 (ClassC) |
| 2024-08-12 | 23.193.89.151 (ClassC) |
| 2024-12-12 | 23.222.144.153 (ClassC) |
| 2025-10-22 | 23.222.144.159 (ClassC) |
| Date | Domain | IP |
| ns1.securebrain.co.jp | 2025-09-12 | 205.251.195.65 |
| pub2.securebrain.co.jp | 2014-07-04 | 54.230.118.21 |
| ns2.securebrain.co.jp | 2025-09-12 | 205.251.192.109 |
| spoofing-detection-jpb.securebrain.co.jp | 2025-03-06 | 18.181.31.33 |
| pub.securebrain.co.jp | 2024-03-01 | 104.100.58.144 |
| pubs.securebrain.co.jp | 2024-08-05 | 3.163.24.120 |
| www.securebrain.co.jp | 2023-11-01 | 54.248.164.85 |