| Date | IP Address |
| 2024-12-26 | 3.233.193.73 (ClassC) |
| Date | Domain | IP |
| v2.ellie.sharpen.prod.mheducation.com | 2024-12-11 | 3.33.204.205 |
| explore.api.sharpen.prod.mheducation.com | 2024-12-26 | 3.224.176.3 |
| user.api.sharpen.prod.mheducation.com | 2024-12-26 | 44.197.5.53 |
| payments.api.sharpen.prod.mheducation.com | 2024-12-26 | 3.233.193.73 |
| content.api.sharpen.prod.mheducation.com | 2024-12-26 | 3.83.186.143 |
| gateway.api.sharpen.prod.mheducation.com | 2024-12-26 | 76.223.21.218 |