Welcome to InboxIssue | InboxIssue Docs InboxIssue InboxIssue Search⌘K DocumentationDashboard Welcome to InboxIssueGetting Started Features Integrations API Reference On this pageWelcome to InboxIssue Learn how to test email deliverability and ensure your emails reach the inbox. Welcome to InboxIssue InboxIssue is an email deliverability testing platform. It helps you ensure your emails reach recipients' inboxes rather than spam folders by: Testing email delivery across multiple providers (Gmail, Outlook, Yahoo, and more) Analyzing email headers for spam triggers and reputation signals Integrating with tools like Slack and custom webhooks Providing detailed insights including Microsoft SCL/BCL scores and Gmail spam analysis Quick Links Quick Start Get up and running with InboxIssue in 5 minutes Run Your First Test Create and understand your first spam test Slack Integration Run tests directly from Slack API Reference Integrate InboxIssue with your applications How It Works Create a Test - Start a new spam test from the dashboard, API, or Slack Send Your Email - Send your test email to the provided test addresses Get Results - InboxIssue checks each provider and reports delivery status Analyze & Improve - Review authentication, spam scores, and header analysis Provider Coverage InboxIssue tests delivery across major email providers: Category Providers Consumer Gmail, Yahoo, AOL, Outlook.com, iCloud Business Office 365, Google Workspace, Exchange Protected Mimecast, Proofpoint, Barracuda Getting Help Documentation - You're here! Browse the sidebar for detailed guides Support - Contact [email protected] App - Access the dashboard at app.inboxissue.com Next Getting Started On this page Welcome to InboxIssueQuick LinksHow It WorksProvider CoverageGetting Help