| Date | IP Address |
| 2023-08-26 | 54.157.243.33 (ClassC) |
| 2024-04-14 | 3.213.72.127 (ClassC) |
| 2024-05-13 | 100.24.172.149 (ClassC) |
| 2024-07-30 | 3.232.146.242 (ClassC) |
| 2024-08-31 | 34.238.197.25 (ClassC) |
| 2024-09-13 | 44.218.203.202 (ClassC) |
| 2024-09-28 | 44.219.116.243 (ClassC) |
| 2024-11-25 | 100.28.104.187 (ClassC) |
| 2024-12-26 | 35.169.136.131 (ClassC) |
| 2025-01-22 | 23.23.23.20 (ClassC) |
| 2025-04-29 | 54.90.20.216 (ClassC) |
| 2025-05-04 | 34.198.189.150 (ClassC) |
| 2025-05-28 | 52.86.123.38 (ClassC) |
| 2025-07-22 | 3.95.82.243 (ClassC) |
| 2025-08-16 | 34.192.162.184 (ClassC) |
| 2025-09-12 | 54.163.241.2 (ClassC) |
| 2025-10-17 | 3.208.201.196 (ClassC) |
| Date | Domain | IP |
| session.masteringastronomy.com | 2023-08-26 | 52.71.21.35 |
| www.masteringastronomy.com | 2023-08-26 | 54.157.243.33 |