| Date | IP Address |
| 2023-08-25 | 104.90.249.203 (ClassC) |
| 2024-08-20 | 23.202.205.102 (ClassC) |
| 2024-12-26 | 23.196.146.62 (ClassC) |
| 2025-07-07 | 23.202.205.96 (ClassC) |
| 2025-07-31 | 104.92.252.2 (ClassC) |
| 2025-09-13 | 23.213.23.239 (ClassC) |
| 2025-10-06 | 23.196.195.85 (ClassC) |
| Date | Domain | IP |
| mobile.citibanamex.com | 2024-07-29 | 23.213.23.128 |
| uat.mobile.citibanamex.com | 2023-08-25 | 23.214.103.248 |
| api.citibanamex.com | 2023-08-06 | 104.112.190.158 |
| perf.api.citibanamex.com | 2023-08-25 | 104.90.249.203 |
| sit.api.citibanamex.com | 2023-08-25 | 104.90.249.203 |
| sandbox.api.citibanamex.com | 2023-08-25 | 104.90.249.203 |
| performance.empresarial.citibanamex.com | 2023-08-25 | 23.75.209.135 |
| bancaempresarial.citibanamex.com | 2025-01-10 | 23.54.35.245 |
| uat.bancanetempresarial.citibanamex.com | 2023-08-25 | 23.36.52.53 |
| empresarialintegration.citibanamex.com | 2025-10-23 | 192.193.102.226 |
| mail-content.prevenciondefraudes.citibanamex.com | 2024-12-28 | 100.24.214.164 |
| uat.citibanamex.com | 2023-08-25 | 23.6.101.193 |
| tarjetas.bancanet.citibanamex.com | 2025-04-29 | 23.44.240.73 |
| perf.tarjetas.bancanet.citibanamex.com | 2024-03-15 | 23.44.240.74 |
| perftest.citibanamex.com | 2024-03-17 | 23.222.155.131 |
| www.citibanamex.com | 2023-08-06 | 104.112.191.94 |