| Date | IP Address |
| 2025-10-04 | 52.207.6.119 (ClassC) |
| Date | Domain | IP |
| smsapr-int.sms.pearsonprd.tech | 2024-11-24 | 3.212.252.34 |
| smsreg-ext.sms.pearsonprd.tech | 2024-11-24 | 54.226.224.156 |
| smslogin-ext.sms.pearsonprd.tech | 2024-11-25 | 18.215.115.174 |
| smsapr-ext.sms.pearsonprd.tech | 2024-11-24 | 34.195.169.68 |
| smsviking1.ext.sms.pearsonprd.tech | 2025-05-07 | 34.195.136.155 |
| smsviking2.ext.sms.pearsonprd.tech | 2025-10-04 | 52.207.6.119 |
| smsris.ext.sms.pearsonprd.tech | 2024-11-25 | 54.224.196.240 |