| Date | IP Address |
| 2023-08-07 | 3.6.215.92 (ClassC) |
| 2023-11-09 | 13.235.118.18 (ClassC) |
| 2023-12-18 | 13.235.44.247 (ClassC) |
| 2024-02-02 | 3.111.121.181 (ClassC) |
| 2024-06-24 | 13.234.158.146 (ClassC) |
| 2024-12-04 | 3.7.182.4 (ClassC) |
| 2025-01-18 | 13.232.5.226 (ClassC) |
| 2025-01-18 | 13.235.190.119 (ClassC) |
| 2025-03-17 | 65.1.105.8 (ClassC) |
| 2025-04-30 | 15.206.77.173 (ClassC) |
| 2025-05-22 | 13.234.109.195 (ClassC) |
| 2025-06-11 | 13.126.172.205 (ClassC) |
| 2025-06-11 | 13.235.150.138 (ClassC) |
| 2025-06-18 | 3.7.177.108 (ClassC) |
| 2025-06-18 | 3.108.15.234 (ClassC) |
| 2025-06-25 | 13.233.210.20 (ClassC) |
| 2025-07-12 | 3.108.208.250 (ClassC) |
| 2025-09-14 | 13.232.129.43 (ClassC) |
| 2025-09-21 | 3.108.78.177 (ClassC) |
| 2025-09-22 | 13.232.77.244 (ClassC) |
| 2025-10-23 | 3.6.168.181 (ClassC) |
| 2025-11-06 | 3.6.223.3 (ClassC) |
| 2025-12-01 | 15.206.226.207 (ClassC) |
| 2025-12-14 | 13.126.102.208 (ClassC) |
| 2025-12-22 | 13.234.46.98 (ClassC) |
| 2026-01-20 | 3.6.123.190 (ClassC) |
| 2026-02-09 | 13.126.184.93 (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 | 2025-12-23 | 35.190.125.54 |
| links.signup.com | 2025-12-14 | 142.0.190.16 |
| support.signup.com | 2024-11-25 | 54.84.132.22 |
| www.signup.com | 2024-08-10 | 52.73.212.164 |