| Date | IP Address |
| 2023-08-29 | 52.1.200.88 (ClassC) |
| 2023-09-25 | 52.45.95.10 (ClassC) |
| 2023-11-13 | 52.7.10.202 (ClassC) |
| 2023-12-01 | 52.72.123.238 (ClassC) |
| 2023-12-19 | 54.163.165.18 (ClassC) |
| 2024-04-14 | 54.157.163.24 (ClassC) |
| 2024-04-21 | 52.2.50.132 (ClassC) |
| 2024-05-21 | 54.172.176.42 (ClassC) |
| 2024-06-01 | 52.70.215.107 (ClassC) |
| 2024-09-10 | 52.71.25.123 (ClassC) |
| 2024-10-14 | 54.157.185.34 (ClassC) |
| 2024-11-15 | 34.234.121.230 (ClassC) |
| 2024-12-24 | 34.232.181.148 (ClassC) |
| 2024-12-30 | 3.227.60.55 (ClassC) |
| 2025-01-19 | 3.209.177.121 (ClassC) |
| 2025-02-03 | 3.213.191.251 (ClassC) |
| 2025-02-10 | 52.2.162.99 (ClassC) |
| 2025-04-16 | 54.175.81.164 (ClassC) |
| 2025-08-20 | 54.198.213.10 (ClassC) |
| 2025-09-01 | 54.173.91.242 (ClassC) |
| 2026-02-12 | 54.85.116.177 (ClassC) |
| 2026-02-28 | 3.220.253.247 (ClassC) |
| Date | Domain | IP |
| aspmx2.googlemail.com.addtocalendar.com | 2024-09-16 | 52.22.149.251 |
| aspmx3.googlemail.com.addtocalendar.com | 2024-05-27 | 52.70.215.107 |
| www.addtocalendar.com | 2023-08-29 | 52.1.200.88 |