| Date | IP Address |
| 2013-08-16 | 142.4.53.78 (ClassC) |
| 2013-11-10 | 37.72.170.54 (ClassC) |
| 2014-05-07 | 107.182.165.157 (ClassC) |
| 2014-09-21 | 107.182.169.189 (ClassC) |
| 2015-05-20 | 107.182.169.190 (ClassC) |
| 2019-12-08 | 185.149.132.60 (ClassC) |
| 2025-03-22 | 69.16.231.61 (ClassC) |
| 2025-05-03 | 72.52.178.23 (ClassC) |
| 2025-06-02 | 172.233.219.49 (ClassC) |
| 2025-07-01 | 172.233.219.123 (ClassC) |
| 2025-08-08 | 172.233.219.78 (ClassC) |
| 2025-10-11 | 172.234.17.55 (ClassC) |
| 2025-12-10 | 172.237.146.38 (ClassC) |
| Date | Domain | IP |
| www.21pron.com | 2013-08-16 | 142.4.53.78 |