| Date | IP Address |
| 2020-12-11 | 162.241.107.77 (ClassC) |
| 2025-03-23 | 149.50.134.42 (ClassC) |
| 2026-02-22 | 168.181.185.28 (ClassC) |
| Date | Domain | IP |
| webdisk.iist.com.mx | 2024-12-13 | 15.197.240.20 |
| cpanel.iist.com.mx | 2025-05-27 | 149.50.134.42 |
| mail.iist.com.mx | 2025-06-01 | 149.50.134.42 |
| webmail.iist.com.mx | 2025-09-18 | 149.50.134.42 |
| cpcalendars.iist.com.mx | 2025-01-07 | 149.50.134.42 |
| cpcontacts.iist.com.mx | 2025-05-04 | 149.50.134.42 |
| www.iist.com.mx | 2024-12-14 | 15.197.240.20 |