| Date | IP Address |
| 2022-11-09 | 52.206.118.3 (ClassC) |
| 2024-08-10 | 52.73.212.164 (ClassC) |
| 2024-09-18 | 23.22.119.193 (ClassC) |
| 2024-09-28 | 54.166.49.78 (ClassC) |
| 2024-10-07 | 34.228.129.228 (ClassC) |
| 2024-11-12 | 34.199.108.54 (ClassC) |
| 2024-11-18 | 44.205.207.30 (ClassC) |
| 2024-11-25 | 44.219.69.224 (ClassC) |
| 2025-01-22 | 34.235.22.14 (ClassC) |
| 2025-03-15 | 52.20.246.53 (ClassC) |
| 2025-04-23 | 44.206.145.56 (ClassC) |
| 2025-06-21 | 3.81.245.96 (ClassC) |
| 2025-08-13 | 107.22.60.13 (ClassC) |
| Date | Domain | IP |
| blog.signup.com | 2024-11-24 | 54.84.132.22 |
| sli.signup.com | 2024-08-09 | 99.84.66.125 |
| panela.em.signup.com | 2025-01-18 | 13.235.190.119 |
| mobileapp.signup.com | 2024-11-24 | 98.83.251.239 |
| fs.signup.com | 2025-07-12 | 35.190.125.54 |
| links.signup.com | 2025-01-25 | 142.0.191.16 |
| support.signup.com | 2024-11-25 | 54.84.132.22 |
| www.signup.com | 2024-08-10 | 52.73.212.164 |