| Date | IP Address |
| 2025-03-31 | 23.63.73.210 (ClassC) |
| 2025-11-24 | 23.41.4.80 (ClassC) |
| Date | Domain | IP |
| owa.hfecorp.com | 2024-09-11 | 23.41.4.76 |
| sales-rtr-stg.hfecorp.com | 2025-04-12 | 23.41.4.71 |
| empportal.hfecorp.com | 2025-08-04 | 135.84.73.210 |
| mail.hfecorp.com | 2025-03-06 | 66.64.154.210 |
| hfedam.hfecorp.com | 2025-11-04 | 34.227.199.248 |
| reservation.hfecorp.com | 2024-07-25 | 23.41.4.90 |
| sso.hfecorp.com | 2025-04-14 | 23.41.4.71 |
| app.hfecorp.com | 2024-08-31 | 23.192.230.84 |
| admin-rtr.hfecorp.com | 2024-06-20 | 23.41.4.79 |
| sales-rtr.hfecorp.com | 2024-10-25 | 23.54.19.178 |
| demographics.hfecorp.com | 2024-12-18 | 23.54.19.42 |
| dailyops.hfecorp.com | 2025-11-24 | 23.41.4.80 |
| access.hfecorp.com | 2024-11-17 | 23.41.4.91 |