| Date | IP Address |
| 2014-12-09 | 67.202.246.56 (ClassC) |
| 2019-01-21 | 52.21.76.95 (ClassC) |
| 2019-06-01 | 52.73.68.95 (ClassC) |
| 2023-07-28 | 52.1.141.246 (ClassC) |
| 2024-05-19 | 54.209.40.198 (ClassC) |
| 2024-07-08 | 54.221.182.55 (ClassC) |
| 2024-09-02 | 52.71.130.117 (ClassC) |
| 2024-12-13 | 35.169.196.85 (ClassC) |
| 2024-12-22 | 18.211.213.208 (ClassC) |
| 2025-07-13 | 52.2.205.1 (ClassC) |
| 2025-09-19 | 50.16.185.204 (ClassC) |
| 2025-11-01 | 50.16.168.244 (ClassC) |
| 2025-12-25 | 3.224.89.147 (ClassC) |
| 2026-01-30 | 44.197.97.8 (ClassC) |
| Date | Domain | IP |
| archive.harvardbusiness.org | 2024-06-20 | 3.163.24.73 |
| ceomemo.harvardbusiness.org | 2025-12-24 | 3.209.119.16 |
| hbr.harvardbusiness.org | 2023-07-28 | 3.163.24.15 |
| feeds.harvardbusiness.org | 2014-06-27 | 74.125.21.121 |
| conferences.harvardbusiness.org | 2024-10-24 | 18.161.6.84 |
| blogs.harvardbusiness.org | 2023-07-28 | 52.1.141.246 |
| enewsletters.harvardbusiness.org | 2024-12-06 | 18.238.238.50 |