Send emails at scale with a reliable email infrastructure
SendorX delivers transactional and marketing email through a single SMTP relay and Web API. Built for reliability, security and speed.
Built For Reliable Email Delivery
Everything teams need to send, track and scale emails — without the noise.
Send and queue without dropping a beat
Reliable queueing keeps every message moving even at peak volume.
SMTP & API, simplifying delivery
Drop‑in SMTP relay or a clean Web API — pick the path that fits your stack.
Smart deliverability where it matters
Built-in DKIM, SPF and reputation tooling so messages land in the inbox.
No-nonsense reliability
Designed for high availability with automated monitoring of queue health and deliverability.
SMTP & API integration
Plug SendorX in wherever you send mail today. Use SMTP relay for instant compatibility, or call our Web API for full control.
Read the docsForward mail through smtp.sendorx.com
Authenticated relay over TLS on port 587 — works with any SMTP client.
JSON over HTTPS, idempotent sends
Token-authenticated REST API with webhooks for events and bounces.
Built for Every Team
Whether you're a developer, marketer or operator — SendorX fits.
Developers
SDKs, webhooks and a clean REST API to ship faster.
Marketers
Drag-and-drop campaigns, segmentation and live analytics.
Operators
Real-time monitoring, audit logs and role-based access.