Mailgun Integration - SendPost Docs

SendPost’s Mailgun integration allows you to use your existing Mailgun account as a Third-Party Sending Provider (TPSP). This means you can:

Why Use Mailgun with SendPost?

Feature	Mailgun Alone	Mailgun + SendPost
Multiple ESP management	❌	✅ Unified dashboard for all providers
Cross-provider analytics	❌	✅ Compare performance across ESPs
Advanced throttling	Basic	✅ Per-provider rate limiting (Gmail, Yahoo, etc.)
Failover routing	❌	✅ Automatic fallback to other providers
Centralized event logs	❌	✅ All events in one place
Sub-account management	Limited	✅ Flexible sub-account hierarchy

Configure Mailgun as a provider in SendPost with automatic webhook setup

Send emails through Mailgun using the SendPost API with IP Pool routing

Understand Mailgun event types and how they map to SendPost

Track opens, clicks, bounces and configure rate limiting

Common issues, FAQs, and getting help

Purpose	URL
Send Email	`POST /api/v1/subaccount/email/`
View Events	SendPost Dashboard → Events

Create Mailgun API Key

Create API key with full access permissions in your Mailgun account

Add Provider

Add Mailgun provider in SendPost dashboard with your API key and domain

Configure IP Pool

Create an IP Pool in SendPost configured to route traffic to Mailgun

Whitelist Domain

Whitelist your sending domain in SendPost (same domain used in Mailgun)

Test

Send a test email with the ippool parameter

Confirm Events

Confirm events appear in SendPost analytics