| Date | IP Address |
| 2015-03-02 | 54.85.122.217 (ClassC) |
| 2020-04-06 | 104.18.0.240 (ClassC) |
| 2023-08-27 | 104.18.39.197 (ClassC) |
| 2025-05-25 | 104.18.36.99 (ClassC) |
| 2026-02-22 | 172.64.151.157 (ClassC) |
| Date | Domain | IP |
| messagesfor.leonardcohen.com | 2025-12-11 | 172.64.151.157 |
| www.leonardcohen.com | 2014-07-01 | 54.85.61.134 |