DELIVERABILITY & SMTP MAIL RELAY

SMTP Mail Relay for reliable email delivery

Inxmail SMTP Mail Relay connects your existing systems to a professional email delivery infrastructure. You continue to create emails in your CRM, shop, or backend and send them through Inxmail—with monitoring, bounce management, and personal support.

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Fast and secure email delivery

Create emails in your own system

Your CRM, shop, or backend remains the place where you manage addresses and create emails. Inxmail SMTP Mail Relay handles delivery through a professional infrastructure.

Delivery status and bounces

Keep track of delivery quality

Monitoring, delivery statistics, and bounce management help you identify delivery problems and understand failed deliveries.

Email performance optimization

Get personal support

Want to improve the deliverability of your emails? Our team helps you understand problems and identify suitable steps to take.

How Inxmail SMTP Mail Relay works

  1. Create emails in your own system: Content and recipient addresses come from your CRM, shop, or backend.
  2. Send through Inxmail: Your system hands over emails to Inxmail via SMTP or REST API.
  3. Review delivery: Delivery statistics and bounce management help you keep track of deliveries and delivery errors.

SMTP Mail Relay or email marketing platform?

The key question is where you want to create your emails and manage your recipient data. Both options use the Inxmail delivery infrastructure.

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SMTP MAIL RELAY

Need an email delivery solution for your existing systems?

With SMTP Mail Relay, content creation and address management stay in your systems. The standalone relay offering does not include an email editor, recipient management, or link tracking.

Your needs:

  • Create emails: In your CRM, shop, or backend
  • Manage recipient data: In your existing system
  • Automate campaigns: Controlled by your existing system
  • Send emails: Through the Inxmail infrastructure
  • Best fit: Send ready-made emails from your own systems

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PLATFORM

Want to manage your email marketing in one place?

With the Inxmail platform, you create emails, manage recipient data, and automate your campaigns.

Your needs:

  • Create emails: In the Inxmail email editor
  • Manage recipient data: In Inxmail
  • Automate campaigns: With Inxmail automation features
  • Send emails: Through the Inxmail infrastructure
  • Best fit: Create and manage your email marketing in one place

Explore the platform

Your SMTP relay service from Germany

Looking for an SMTP relay provider with hosting in Germany and personal support? With Inxmail, you send emails from your existing systems through a CSA-certified delivery infrastructure. Monitoring, delivery statistics, and bounce management help you keep track of delivery quality.

What Inxmail SMTP Mail Relay offers:

  • Connect via SMTP or REST API: Hand over emails from your CRM, shop, or backend to Inxmail.
  • Hosting in Germany: Use a delivery infrastructure hosted in Germany.
  • Monitoring and delivery statistics: Keep track of your email delivery.
  • Bounce management: Identify failed deliveries and analyze delivery errors.
  • Personal support: Get help with questions about sending your emails.

Security and data protection

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Email deliverability introduction

Identify and address email delivery problems

Are emails being rejected or not arriving as expected? Start by checking delivery statistics and bounce messages. References to sender reputation, blocklists, or the receiving server’s policies can help you narrow down the cause.

A falling open rate alone does not tell you where the problem lies. Consider several signals together: delivery errors, complaints, and changes in your delivery metrics. Our team helps you interpret these signals and identify steps to improve your email delivery.

Email marketing deliverability

“We offer more than just access to an SMTP mail relay – we work hand in hand with our customers to ensure that their emails end up in their recipients' inboxes.”  
Portrait of Peter Ziras
Peter Ziras
CEO, Inxmail
Support for reliable email delivery

Personal advice on email deliverability

Want to understand why emails are rejected or end up in the spam folder? Our deliverability experts help you analyze the issue and advise you on suitable steps to take.

  • Assess deliverability: We evaluate where your emails are placed and identify improvements.
  • Protect your sender domain: We advise you on email authentication and protecting your domain against misuse.
  • Define next steps: We discuss which measures make sense for your delivery requirements.

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FAQ

Frequently asked questions about SMTP Mail Relay

What is an SMTP Mail Relay?

An SMTP Mail Relay receives emails from a sending system and forwards them to the receiving mail servers. With Inxmail SMTP Mail Relay, you continue to create content and manage addresses in your CRM, shop, or backend. Inxmail handles delivery through its own infrastructure.

When do I need an SMTP relay service?

An SMTP relay service makes sense when your applications already create emails and you want to send them through a professional infrastructure. Inxmail adds monitoring, delivery statistics, and bounce management. You do not need to move email creation to another editor.

Can I connect my existing CRM or shop system?

Inxmail SMTP Mail Relay can be connected via SMTP or REST API. Your system must be able to hand over emails through one of these interfaces. We review your technical requirements to determine the right configuration for your CRM, shop, or backend.

What stays in my system, and what does Inxmail handle?

Address management, content, and email creation stay in your system. Inxmail handles delivery and provides monitoring, delivery statistics, and bounce management. The standalone relay offering does not include an email editor, recipient management, or link tracking. If you want to handle these tasks centrally in Inxmail, explore the Inxmail platform.

What should I look for in an SMTP relay provider?

Check how your systems can be connected, which delivery statistics are available, and how delivery errors are handled. Also clarify the hosting location, support with email authentication, and personal support. For high email volumes, agree on the planned capacity and scope of services in your quote.

How much does Inxmail SMTP Mail Relay cost?

Inxmail SMTP Mail Relay is available from €70 per month. We prepare a tailored quote based on your email volume and requirements. You can find an overview on our prices page.

Does Inxmail offer an SMTP relay service hosted in Germany?

Yes. Inxmail SMTP Mail Relay is offered with hosting in Germany. The scope includes a CSA-certified delivery infrastructure, monitoring, delivery statistics, and bounce management. You can find more information under security and data protection.

Does an SMTP Mail Relay prevent emails from landing in spam?

An SMTP Mail Relay alone does not guarantee inbox placement. Sender reputation, authentication, and content also influence how receiving providers handle an email. Inxmail supports you with delivery infrastructure, monitoring, bounce management, and personal advice to help you identify and address delivery problems.

SMTP Mail Relay from €70 per month

Want to know which offering suits your email volume? We discuss your systems and requirements and prepare a tailored quote.

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