| Date | IP Address |
| 2015-02-28 | 104.28.13.108 (ClassC) |
| 2019-09-16 | 194.1.147.48 (ClassC) |
| 2025-05-15 | 104.21.96.1 (ClassC) |
| 2025-06-13 | 104.21.32.1 (ClassC) |
| 2025-06-29 | 104.21.48.1 (ClassC) |
| 2026-02-10 | 104.21.39.5 (ClassC) |
| Date | Domain | IP |
| business.sumitseo.com | 2015-03-10 | 104.28.13.108 |
| www.sumitseo.com | 2015-02-28 | 104.28.13.108 |