| Date | IP Address |
| 2018-04-21 | 107.154.108.169 (ClassC) |
| 2018-05-20 | 45.60.11.209 (ClassC) |
| 2019-05-01 | 184.28.156.8 (ClassC) |
| 2019-05-15 | 23.56.175.184 (ClassC) |
| 2019-07-18 | 23.43.164.24 (ClassC) |
| 2019-08-04 | 23.56.175.24 (ClassC) |
| 2019-08-04 | 23.56.175.40 (ClassC) |
| 2025-01-23 | 162.159.130.11 (ClassC) |
| Date | Domain | IP |
| image.email.spireenergy.com | 2024-02-11 | 104.98.114.163 |
| investors.spireenergy.com | 2025-01-23 | 162.159.130.11 |
| www.spireenergy.com | 2024-08-10 | 44.239.146.139 |