Alastario
Transactional email platform

Your critical emails delivered in seconds.

Alastario secures every event: account verification, password reset, invoices, notifications. Clear API, real-time monitoring, and high deliverability.

Real-time console

Track your app email flow with logs, timelines, and proactive alerts.

99.99% Uptime
200 ms Relay time
+42% Inbox rate

Infrastructure built for transactional delivery

Alastario orchestrates SPF, DKIM, DMARC, automated warmup, and dynamic segmentation to protect your sending reputation.

API REST + SMTP Real-time webhooks Smart routing Templates MJML Multi-tenant

Active deliverability

Bounce monitoring, spam-trap suppression, and continuous reputation scoring.

Full observability

Per-message timeline, open tracking, and click tracking.

Fast integration

REST API or SMTP, compatible with any framework.

Enterprise security

Domain isolation, dedicated IPs, and end-to-end TLS encryption.

Development mode

Store messages in Alastario without actually delivering them (messages stay visible in the dashboard).

Multi-region routing

Automatic selection of the region closest to your users.

Smart anti-spam

Optimize subject lines and content with instant recommendations.

Clear pricing, no surprises

Features
Start 50 EUR
Scale 150 EUR
Enterprise Custom
Monthly volume
10k emails
200k emails
Unlimited
Logs
Real-time webhooks
Advanced monitoring
Dedicated IP
Multiple IPs
24/7 support
SLA
Standard
99.95%
99.99%

All plans include REST API, SMTP, and domain management.

Ready to send your critical emails?

Start with a deliverability audit and a 7-day migration plan.