| Date | IP Address |
| 2018-04-11 | 52.44.132.98 (ClassC) |
| 2026-01-14 | 52.87.85.130 (ClassC) |
| Date | Domain | IP |
| wnet-xch01.thirteen.org | 2025-05-08 | 209.160.160.29 |
| give.thirteen.org | 2025-11-12 | 3.169.173.16 |
| api.thirteen.org | 2024-05-07 | 18.161.6.106 |
| kids.thirteen.org | 2025-11-18 | 52.70.155.142 |
| rds.thirteen.org | 2025-02-20 | 209.160.160.169 |
| masstransit.thirteen.org | 2025-09-14 | 38.94.171.37 |
| support.thirteen.org | 2014-02-11 | 66.45.103.33 |
| dev.thirteen.org | 2026-01-14 | 52.87.85.130 |
| www.thirteen.org | 2023-11-01 | 204.246.191.21 |