| Date | IP Address |
| 2019-10-23 | 170.244.108.199 (ClassC) |
| 2024-04-16 | 179.0.100.46 (ClassC) |
| 2024-11-06 | 179.0.100.43 (ClassC) |
| Date | Domain | IP |
| mail.washington.edu.mx | 2024-04-14 | 179.0.100.46 |
| webmail.washington.edu.mx | 2024-04-17 | 179.0.100.46 |
| www.washington.edu.mx | 2024-04-15 | 179.0.100.46 |