| Date | IP Address |
| 2024-11-21 | 54.250.182.149 (ClassC) |
| 2025-10-24 | 13.114.131.145 (ClassC) |
| 2025-11-27 | 52.69.237.207 (ClassC) |
| Date | Domain | IP |
| usm-elb.cstnet.co.jp | 2024-11-25 | 18.182.253.34 |
| usm-test-elb.cstnet.co.jp | 2024-05-13 | 54.95.148.124 |
| udc.cstnet.co.jp | 2025-10-18 | 57.182.178.140 |
| lsc.cstnet.co.jp | 2025-10-21 | 35.77.178.158 |
| download.cstnet.co.jp | 2025-05-15 | 3.163.24.39 |
| usm.next.moservice.cstnet.co.jp | 2025-10-27 | 35.72.108.180 |
| guarantee.cstnet.co.jp | 2025-05-13 | 35.75.138.90 |
| guaranteere.cstnet.co.jp | 2025-04-28 | 13.115.16.214 |
| realupdate.cstnet.co.jp | 2024-12-16 | 52.84.160.148 |
| usm.cstnet.co.jp | 2025-09-03 | 54.250.37.24 |
| guaranteen.cstnet.co.jp | 2025-05-14 | 54.92.67.29 |
| guaranteeren.cstnet.co.jp | 2025-10-24 | 13.114.131.145 |
| usm-magiconion.cstnet.co.jp | 2025-09-03 | 35.72.108.180 |
| usm-test-magiconion.cstnet.co.jp | 2025-10-17 | 18.178.182.154 |
| mantis.cstnet.co.jp | 2025-11-16 | 18.177.73.11 |
| marstest.cstnet.co.jp | 2024-12-16 | 52.194.22.201 |
| usm.next.cstnet.co.jp | 2025-11-19 | 3.175.34.54 |
| www.cstnet.co.jp | 2024-04-13 | 54.250.20.254 |