Standard Protocols
Enterprise SMTP Relay Server
Connect any standard mail library, framework, or local Postfix daemon directly to our high-speed SMTP clusters.
Standard SMTP Connection Details
SMTP Server Host
smtp.relaypulse.io
Port & Encryption
587 (STARTTLS) / 465 (TLS)
Authentication
LOGIN / PLAIN
Credentials
Generated in Customer Portal
Mail Transfer Architecture
Customer Application (WordPress, Laravel, Node, Postfix)
↳ Connects via Port 587 STARTTLS
↳ RelayPulse Postfix Edge Cluster
↳ SASL Authentication & Quota Enforcement
↳ 2048-bit RSA DKIM Signing & Rspamd Reputation Check
↳ Direct TLS Handshake to Recipient MX (Gmail, Outlook, Yahoo)