I just learned about another email service, but this one
optionally supports OpenGPG.
https://www.gmx.com/security/encryption/
[o] 65GB storage
[o] attachments up to 50MB
| Sysop: | deepend |
|---|---|
| Location: | Calgary, Alberta |
| Users: | 326 |
| Nodes: | 10 (0 / 10) |
| Uptime: | 190:47:29 |
| Calls: | 2,740 |
| Calls today: | 4 |
| Files: | 6,636 |
| D/L today: |
86 files (27,417K bytes) |
| Messages: | 495,422 |