| Date | IP Address |
| 2020-01-15 | 3.90.19.151 (ClassC) |
| 2024-09-11 | 3.218.102.235 (ClassC) |
| 2024-09-23 | 3.211.253.240 (ClassC) |
| 2024-11-15 | 3.225.14.140 (ClassC) |
| 2024-12-27 | 3.222.93.182 (ClassC) |
| 2025-01-11 | 52.201.55.152 (ClassC) |
| 2025-04-28 | 35.175.54.45 (ClassC) |
| 2025-05-01 | 52.204.157.82 (ClassC) |
| 2025-07-19 | 34.193.200.12 (ClassC) |
| 2025-07-25 | 23.21.26.156 (ClassC) |
| 2025-07-30 | 44.223.251.114 (ClassC) |
| Date | Domain | IP |
| babel-intake.gamma.nlu.alexa.a2z.com | 2024-06-09 | 54.85.109.20 |
| blitz.gamma.nlu.alexa.a2z.com | 2024-06-09 | 52.3.92.238 |
| rm.beta.nlu.alexa.a2z.com | 2024-09-11 | 3.218.102.235 |
| release-manager.beta.nlu.alexa.a2z.com | 2024-08-09 | 3.226.70.213 |
| babel-intake.nlu.alexa.a2z.com | 2024-06-16 | 3.220.4.154 |
| babel-intake.integ.nlu.alexa.a2z.com | 2024-11-22 | 52.71.215.82 |
| blitz.jpt.nlu.alexa.a2z.com | 2024-04-23 | 44.195.107.177 |