SMTP relayfor production.
Connect applications and mail clients through SMTP with infrastructure that understands reputation, isolation, and operational visibility.
SMTP relay forwards mail through an outbound service so your apps do not need to run MTAs themselves.
Raw SMTP without controls becomes a deliverability incident waiting to happen—especially across multiple domains and teams.
CloudJet combines SMTP access with verification, routing, monitoring, and protection workflows in one platform.
SMTP + platform controls
Use SMTP where it fits your stack—alongside APIs, webhooks, and dashboards that show what changed when something breaks.
Ideal for transactional systems, legacy apps, and teams standardizing outbound through one provider.
Questions, answered.
APIs excel for programmatic orchestration and structured events; SMTP fits existing apps and mail pipelines. Many teams use both.
Scale outboundwithout the setup.
Connect your DNS provider, authenticate your domains and send your first campaign today — deliverability protection included.