| Date | IP Address |
| 2023-08-25 | 23.75.209.135 (ClassC) |
| 2024-03-20 | 23.46.17.51 (ClassC) |
| 2024-07-13 | 23.44.175.177 (ClassC) |
| 2025-01-10 | 23.46.228.175 (ClassC) |
| 2025-04-24 | 23.46.228.171 (ClassC) |
| 2025-09-07 | 23.59.88.47 (ClassC) |
| 2025-10-10 | 23.216.147.207 (ClassC) |
| 2026-02-16 | 23.216.147.176 (ClassC) |
| 2026-02-23 | 104.70.127.14 (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 | 2026-02-21 | 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 |