| Date | IP Address |
| 2023-11-17 | 104.18.28.231 (ClassC) |
| 2026-02-20 | 172.64.147.211 (ClassC) |
| Date | Domain | IP |
| public.linear.app | 2023-08-31 | 104.18.29.231 |
| static.linear.app | 2024-08-31 | 104.18.29.231 |
| sync.linear.app | 2024-05-31 | 104.18.29.231 |
| download.linear.app | 2024-11-06 | 104.18.28.231 |
| e.linear.app | 2024-11-09 | 104.18.29.231 |
| api.linear.app | 2024-07-11 | 104.18.29.231 |
| client-api.linear.app | 2024-08-14 | 104.18.29.231 |
| figma-plugin.linear.app | 2024-09-02 | 142.251.211.243 |
| constellation.linear.app | 2024-09-02 | 104.18.28.231 |
| front-integration.linear.app | 2024-09-02 | 142.251.33.115 |
| desktop.linear.app | 2025-05-08 | 104.21.75.173 |
| s.linear.app | 2024-12-01 | 104.18.29.231 |
| docs.linear.app | 2024-11-11 | 104.18.29.231 |
| uploads.linear.app | 2026-02-14 | 104.18.40.45 |
| cms.linear.app | 2024-11-07 | 104.18.28.231 |
| developers.linear.app | 2024-12-11 | 172.64.147.209 |
| www.linear.app | 2024-07-24 | 104.18.28.231 |
| secure-img-proxy.linear.app | 2026-02-20 | 172.64.147.211 |