build.ax
This domain is actively used by HighVolume for permission-based newsletter and campaign delivery. It exists to support authenticated sending, reply handling, and deliverability best practice.
If you receive email from this domain, it should relate to a legitimate subscription, purchase, or prior opt-in relationship.
- Sender
- HighVolume
- Purpose
- Authenticated newsletter delivery and subscriber communication
- Replies
- reply@build.ax
- Manage subscriptions
- Visit subscription management