| Date | IP Address |
| 2014-06-29 | 77.73.2.83 (ClassC) |
| 2024-10-07 | 31.25.184.158 (ClassC) |
| 2025-12-01 | 138.197.185.163 (ClassC) |
| Date | Domain | IP |
| usa.iah.org | 2024-09-16 | 31.25.184.158 |
| burdon.iah.org | 2024-10-07 | 31.25.184.158 |
| karst.iah.org | 2025-09-08 | 138.197.185.163 |
| www.iah.org | 2024-09-17 | 31.25.184.158 |