| Date | IP Address |
| 2019-02-28 | 54.199.218.83 (ClassC) |
| 2019-11-09 | 52.192.118.250 (ClassC) |
| 2024-04-22 | 52.198.133.155 (ClassC) |
| 2024-09-17 | 57.180.186.21 (ClassC) |
| 2024-09-27 | 54.95.54.245 (ClassC) |
| 2024-11-02 | 52.197.183.217 (ClassC) |
| 2024-11-30 | 18.179.159.51 (ClassC) |
| 2024-12-21 | 52.198.210.120 (ClassC) |
| 2025-05-24 | 3.115.76.197 (ClassC) |
| 2025-06-22 | 52.68.252.227 (ClassC) |
| 2025-06-28 | 13.113.121.140 (ClassC) |
| 2025-08-10 | 52.195.245.91 (ClassC) |
| 2025-08-27 | 35.73.167.202 (ClassC) |
| 2025-09-08 | 3.113.51.242 (ClassC) |
| 2025-12-05 | 13.115.52.67 (ClassC) |
| 2025-12-05 | 13.230.131.160 (ClassC) |
| 2026-01-30 | 3.115.28.8 (ClassC) |
| Date | Domain | IP |
| www.nakakoshi-office.com | 2025-06-09 | 52.194.74.171 |