Flexible email sending: Limitless capacity
Mailgun’s APIs make integrating email into your existing applications incredibly easy with our RESTful API, SMTP relays, and comprehensive documentation.
RESTful APIs integrate email into your application seamlessly
Built on Google with 99.99% Server Uptime
GDPR, HIPAA, and ISO 27001 compliant
Looking for a place to get started? Mailgun Email API’s Documentation and API Libraries cover popular programming languages like Python, Ruby, Java, C# to best suit your development team’s needs.
Email API for data with depth
Understand every detail of what happened with your email with Mailgun’s log retention and email analytics. From the moment you press send, our platform can track:
Email events like addition to the message queue, MBP acceptance, and delivery
Error codes with exact time stamps and explanations
Engagement metrics like opens, clicks, unsubscribes, and more
97.4% average delivery rate
From deliverability services customers, beating the industry average of 85%.
24.6m average monthly volume
From our deliverability services customers alone.
0.42% average bounce rate
For deliverability services customers, well under the industry average bounce rate of 2%.
"For us, at the volume we're sending – every fraction of a percentage means a potential customer, and as a community of designers, it's our job to create meaningful touchpoints. High deliverability ensures that our messages and our reach are seen; any improvement in our email program has a huge effect on our business."
Michael Sacca
Vice President of Product at Dribbble
Parse out the noise
Spend less time parsing through your incoming email streams with Mailgun’s Inbound Routes. Routes allow senders to clean up cluttered email threads by fully parsing your inbound messages and converting them to UTF-8 for easy reading.
Enable your brand’s legitimacy
With Mailgun, companies are empowered to send their emails straight to the inbox through various email authentication protocols. Protect your sender reputation by sending with SPF, DKIM, and DMARC protocols and keep bad actors from impersonating your brand.
Mailgun Email Security Capabilities
We take security seriously to ensure the integrity of our platform and the protection of our customers' data. Download the Mailgun guide to email security and compliance for more information.
Sender Authentication
Mailgun supports DMARC, DKIM, and SPF for email authentication, reducing the risk of spoofing.
Webhook Security
Protects your webhooks with signature validation to ensure secure, tamper-free requests.
Access Management
Secure access with Two-Factor Authentication (2FA), IP access management, and API keys to safeguard sensitive data.
Single Sign-On (SSO)
Streamlined login with SSO for enhanced security and convenience.
Data Encryption
We utilize AES-256 encryption-at-rest for all customer data.
Acceptable Use Policy (AUP)
Mailgun protects senders' reputations by enforcing guidelines for bounce rates, spam complaints, list sourcing, and prohibited content.