| Date | IP Address |
| 2025-03-31 | 13.91.126.44 (ClassC) |
| Date | Domain | IP |
| trust-qa.k2.com | 2024-03-10 | 138.91.244.106 |
| mail.k2.com | 2025-02-27 | 63.214.131.109 |
| cdn.k2.com | 2024-08-20 | 99.84.71.160 |
| help.k2.com | 2025-03-29 | 13.91.126.44 |
| trust.k2.com | 2024-04-10 | 40.78.25.11 |
| trust-dev.k2.com | 2024-10-21 | 102.133.250.160 |
| www.k2.com | 2025-02-27 | 13.91.126.44 |
| community.k2.com | 2024-08-16 | 220.101.33.139 |