| Date | IP Address |
| 2016-02-16 | 23.218.157.16 (ClassC) |
| 2016-07-29 | 209.107.208.177 (ClassC) |
| 2016-08-30 | 63.238.216.240 (ClassC) |
| 2016-09-21 | 104.104.137.15 (ClassC) |
| 2016-10-28 | 204.93.46.7 (ClassC) |
| 2016-11-06 | 23.62.239.91 (ClassC) |
| 2016-12-10 | 40.136.60.179 (ClassC) |
| 2017-06-12 | 24.143.193.249 (ClassC) |
| 2017-07-28 | 104.104.137.32 (ClassC) |
| 2017-11-20 | 23.48.209.80 (ClassC) |
| 2024-09-27 | 3.90.125.133 (ClassC) |
| 2024-12-28 | 98.84.235.120 (ClassC) |
| 2025-05-02 | 54.80.234.23 (ClassC) |
| 2025-07-07 | 44.210.205.84 (ClassC) |
| 2025-07-30 | 23.22.36.248 (ClassC) |
| 2025-08-17 | 34.196.21.50 (ClassC) |
| 2025-09-14 | 54.243.56.0 (ClassC) |
| 2025-10-09 | 52.204.162.210 (ClassC) |
| 2025-11-17 | 44.223.146.222 (ClassC) |
| Date | Domain | IP |
| profile.guidestar.org | 2025-11-02 | 52.44.65.42 |
| pdf.guidestar.org | 2025-10-28 | 3.169.173.24 |
| learn.guidestar.org | 2024-09-27 | 3.90.125.133 |
| gsservices.guidestar.org | 2025-09-05 | 52.87.47.206 |
| widgets.guidestar.org | 2025-04-19 | 104.22.54.118 |
| trust.guidestar.org | 2025-10-24 | 104.20.32.142 |
| www.guidestar.org | 2015-01-24 | 192.225.218.51 |
| nonprofitdirectory.guidestar.org | 2025-10-16 | 3.230.33.22 |