Reliability
Messages reach recipients promptly without unnecessary delays or misdirected mail.
Email routing that delivers the right message on the right path.
Control how outbound mail is sorted, prioritized, and delivered. SMTPServer routing keeps critical mail moving fast while bulk traffic scales without bottlenecks.
Why does email routing matter?
Email routing is how messages are directed from your application to recipient inboxes. Smart routing improves reliability, security, and scale — especially when transactional and marketing traffic need different paths. Pair routing with Message Streams to keep each traffic type on its own pipeline.
Customization
Define rules that match your business — priority queues, domain pools, and stream-specific credentials.
Security
Filter spam and apply authentication at the edge so malicious mail never leaves your infrastructure.
Scalability
Handle growing volume by distributing load across servers without choking a single path.
What routing features does SMTPServer offer?
Priority routing
Assign priority levels so critical transactional messages jump the queue while bulk campaigns follow their own path.
Security measures
Spam filters, authentication checks, and TLS protect your channels before mail hits the public internet.
Load balancing
Distribute sends across infrastructure to prevent bottlenecks and maintain consistent throughput at scale.
Analytics & monitoring
Fine-tune routing with delivery analytics and real-time metrics per stream and domain pool.
Route email on infrastructure built for deliverability.
High uptime, chat support, and transparent EUR pricing from €39/month for 100,000 emails with one dedicated IP.
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