| Date | IP Address |
| 2017-06-24 | 54.243.225.13 (ClassC) |
| 2017-07-02 | 50.16.231.196 (ClassC) |
| 2017-11-14 | 184.73.203.207 (ClassC) |
| 2018-01-10 | 204.236.236.192 (ClassC) |
| 2018-02-12 | 54.204.47.4 (ClassC) |
| 2018-03-14 | 50.19.110.131 (ClassC) |
| 2024-10-02 | 52.20.78.240 (ClassC) |
| 2024-11-29 | 13.248.144.105 (ClassC) |
| 2025-05-07 | 13.248.241.119 (ClassC) |
| Date | Domain | IP |
| ems-commercial.hvacloadcalculator.com | 2025-04-06 | 52.223.46.195 |
| ems-residential.hvacloadcalculator.com | 2024-10-02 | 52.20.78.240 |