| Date | IP Address |
| 2021-06-29 | 54.83.2.115 (ClassC) |
| 2025-11-11 | 3.169.173.117 (ClassC) |
| 2025-12-02 | 3.169.173.11 (ClassC) |
| 2026-01-17 | 3.169.173.61 (ClassC) |
| Date | Domain | IP |
| attachments-1.missiveapp.com | 2023-08-16 | 204.246.191.25 |
| public.missiveapp.com | 2023-08-31 | 34.203.172.198 |
| invite.missiveapp.com | 2023-08-31 | 34.203.172.198 |
| auth.missiveapp.com | 2023-08-09 | 52.5.37.246 |
| api.missiveapp.com | 2023-08-16 | 52.200.143.67 |
| auth-callback.missiveapp.com | 2025-11-11 | 3.169.173.117 |
| mail.missiveapp.com | 2025-08-04 | 3.175.34.101 |
| validation.missiveapp.com | 2024-05-14 | 54.152.210.46 |
| camo.missiveapp.com | 2024-03-24 | 75.101.184.39 |
| hq.missiveapp.com | 2025-11-08 | 178.162.136.155 |
| avatars.missiveapp.com | 2024-07-17 | 52.20.78.240 |
| status.missiveapp.com | 2025-01-26 | 3.163.189.57 |
| webchat.missiveapp.com | 2024-03-14 | 204.246.191.59 |
| www.missiveapp.com | 2024-06-01 | 54.161.241.46 |