| Date | IP Address |
| 2017-05-20 | 54.231.141.2 (ClassC) |
| 2018-07-08 | 52.84.146.46 (ClassC) |
| 2018-10-13 | 13.32.240.130 (ClassC) |
| 2018-10-13 | 13.32.240.157 (ClassC) |
| 2024-09-21 | 104.21.26.119 (ClassC) |
| 2025-01-04 | 172.67.168.70 (ClassC) |
| Date | Domain | IP |
| slack.testcontainers.org | 2024-09-01 | 172.67.168.70 |