| Date | IP Address |
| 2020-09-29 | 54.86.117.5 (ClassC) |
| 2020-09-29 | 54.88.253.144 (ClassC) |
| 2020-09-29 | 34.239.15.38 (ClassC) |
| 2020-09-29 | 54.90.148.179 (ClassC) |
| 2020-09-29 | 52.5.132.154 (ClassC) |
| 2020-09-29 | 52.86.75.116 (ClassC) |
| 2025-11-23 | 191.252.62.182 (ClassC) |
| Date | Domain | IP |
| df.certidao21.com.br | 2025-06-11 | 34.192.30.173 |
| www.df.certidao21.com.br | 2025-07-03 | 34.192.30.173 |
| am.certidao21.com.br | 2025-11-22 | 34.192.30.173 |
| www.am.certidao21.com.br | 2025-11-23 | 34.192.30.173 |