Source
Features page (SMTP relay) — Mailgun
Checked for Mailgun on 1 Nov 2026
- Page
- https://www.mailgun.com/features/smtp-server/
- Checked
- 1 Nov 2026, 09:35 UTC
- How we may use it
- Public page, crawling permitted
Technical details
- type
- page
- http status
- 200
- content hash
- sha256:958df5caeb3e022b12614a38e19a7a42dfcd73e5877cab64a2a5f423ae6f3c9d
- permission
- robots_ok
- screenshot
- Screenshot on file (internal exhibit, not published)
Cited by
Facts read from this source
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Smtp managed Report an error
“Managing your own SMTP servers can be time-consuming and costly. Rather than footing the bill for hardware and maintenance, Mailgun manages the details for you”
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Scalability Report an error
“With the ability to scale seamlessly, Mailgun’s SMTP infrastructure can handle any email volume while maintaining performance.”
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Event webhooks Report an error
“Push email campaign data to other apps for cross-team insights, enabling real-time, data-driven decisions to improve email performance.”
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Send time optimization Report an error
“Send email campaigns when recipients are most likely to engage – boosting visibility, increasing engagement, and maximizing impact.”
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Authentication protocols Report an error
“With protocols like SPF, DMARC, and DKIM records, you’ll not only improve the reputation of your brand with recipients but with inbox service providers too.”
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Tls encryption Report an error
“Mailgun uses SPF, DKIM, and DMARC authentication along with TLS encryption to prevent spoofing, protect data, and ensure trusted inbox placement.”
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Validation features Report an error
“Using these methods alongside solutions like our Email Address Validations, Inbox Placement Testing, and Send Time Optimization lowers your spam rate, reduces spam complaints, ensures reliable service, and improves your overall email deliverability.”
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Free tier Report an error
“Send up to 100 emails/day free with Mailgun. It’s easy to get started today.”
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Reporting features Report an error
“The detailed reporting capabilities also include the ability to schedule, save, and send custom reports to stakeholders, streamlining data sharing and decision-making.”
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Engagement monitoring Report an error
“Gain real-time insights into how your recipients interact with emails using engagement validation data for proactive monitoring.”
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Cloud based Report an error
“With Mailgun’s cloud-based SMTP server, send transactional email and email marketing campaigns to as many customers as you like without needing to support your own SMTP server.”
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Pair with local server Report an error
“Yes. Mailgun’s SMTP server can pair with your local or in-house mail server to boost performance, offload traffic, and enhance deliverability metrics.”
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Smtp ports Report an error
“Mailgun supports multiple SMTP ports — including 25, 465, and 587 — allowing flexibility based on your security, ISP restrictions, and performance requirements.”
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Ssl connection Report an error
“Improve security by adding a regular or SSL connection, depending on which port you use.”
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Setup sandbox Report an error
“Add and verify your domain name: While your domain is being verified, send a test email from your sandbox domain to get a feel for Mailgun.”
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Platform modules Report an error
“Send Optimize Validate Inspect Enterprise Consulting SAML Authentication”
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Docs available Report an error
“Help Center API Documentation”
Scores citing this record
- The Agency Lead Sending API, SMTP & developer experience
- The Data Protection Officer Sending API, SMTP & developer experience
- The Shop Operator Sending API, SMTP & developer experience
- The Shop Operator Deliverability & sender reputation
- The Platform Engineer Sending API, SMTP & developer experience
- The Platform Engineer Deliverability & sender reputation
- The SaaS Developer Sending API, SMTP & developer experience
- The Skeptic Sending API, SMTP & developer experience
- The Skeptic Deliverability & sender reputation
- The Skeptic Message logs, events & webhooks