| Date | IP Address |
| 2016-11-22 | 52.84.66.184 (ClassC) |
| 2016-11-29 | 52.84.66.124 (ClassC) |
| 2017-01-01 | 52.84.66.140 (ClassC) |
| 2017-03-05 | 52.84.64.112 (ClassC) |
| 2017-03-19 | 52.84.3.76 (ClassC) |
| 2017-07-07 | 52.84.3.120 (ClassC) |
| 2018-01-01 | 52.222.220.13 (ClassC) |
| 2018-04-29 | 13.32.170.90 (ClassC) |
| 2024-09-13 | 104.18.197.95 (ClassC) |
| 2025-01-12 | 104.18.124.73 (ClassC) |
| Date | Domain | IP |
| pasture.heifer.org | 2014-05-26 | 66.235.138.19 |
| fundraise.heifer.org | 2024-09-13 | 104.18.197.95 |
| api.heifer.org | 2024-11-12 | 34.196.122.195 |
| action.heifer.org | 2024-02-15 | 3.141.96.53 |
| cms.heifer.org | 2024-09-25 | 3.88.44.145 |
| act.heifer.org | 2024-02-28 | 52.9.166.110 |
| www.heifer.org | 2024-10-30 | 151.101.21.91 |
| email.noreply.heifer.org | 2024-07-31 | 34.110.180.34 |