| Date | IP Address |
| 2025-09-29 | 104.17.74.82 (ClassC) |
| 2025-12-14 | 104.17.75.82 (ClassC) |
| Date | Domain | IP |
| static.builtin.com | 2025-07-03 | 104.17.75.82 |
| frontend.builtin.com | 2024-02-16 | 104.18.77.231 |
| knowledgebase.builtin.com | 2024-11-25 | 23.54.19.147 |
| accounts-staging.builtin.com | 2025-06-30 | 104.17.75.82 |
| api.builtin.com | 2023-08-15 | 104.16.115.67 |
| cdn.builtin.com | 2025-08-14 | 104.17.74.82 |
| develop.builtin.com | 2025-09-22 | 104.17.75.82 |
| accounts-develop.builtin.com | 2025-09-29 | 104.17.74.82 |
| contentmanager.builtin.com | 2024-03-12 | 23.46.17.16 |
| employers.builtin.com | 2025-07-11 | 104.17.74.82 |
| accounts.builtin.com | 2023-08-15 | 104.16.116.67 |
| content.builtin.com | 2024-04-19 | 52.218.176.33 |
| develop-content.builtin.com | 2024-04-19 | 52.218.169.193 |
| www.builtin.com | 2024-04-09 | 104.18.77.231 |
| devsandbox.builtin.com | 2024-04-09 | 104.18.78.231 |
| accounts-devsandbox.builtin.com | 2025-09-05 | 104.17.75.82 |
| content.devsandbox.builtin.com | 2024-04-30 | 52.218.237.201 |