Getting Started

• Welcome to ImprovMX!
• Aliases
• Catchall / Wildcard Aliases
• Null Alias Destination
• Redirecting to Multiple Destinations
• Regexes in Aliases
• Rules Routing
• Testing Your Aliases
• Viewing MX & SPF Records
• Webhooks
• API Reference

Email Deliverability

• Email Logs
• Error Codes
• Gmail Filters to Prevent Spam
• Soft & Hard Bounces
• Spamhaus / SpamCop Filtering
• Testing Gmail Forwarding

DNS Setup Guides

• Amazon Route53
• Bluehost
• Cloudflare
• Combining SPF Records
• DigitalOcean
• Generic DNS Configuration
• GoDaddy
• Google Workspace Split Delivery
• Hostgator
• Hostinger
• Microsoft 365 Split Delivery
• Namecheap
• Netlify
• Porkbun
• Send Emails Using Gmail
• Squarespace
• Vercel
• White-Label MX Records
• Zoho Mail Split Delivery
• G Suite Legacy Free Alternative

Your Account

• Account Access Logs
• Billing Email Address
• Delete My Account
• Password & 2FA
• Privacy Logging Levels
• Updating Domain Login Email
• Moving Domains Across Accounts
• Strict MX Verification
• Updating Credit Card Details

SMTP

• SMTP Introduction
• Create SMTP Credentials
• DKIM & DMARC for SMTP
• Apple Mail (macOS)
• Apple Mail (iOS)
• Gmail SMTP
• Microsoft Outlook
• Thunderbird

Glossary

• IMAP
• MX Records
• POP3
• SMTP

Limits

• API Rate Limits
• Allowed Attachments
• Sending & Receiving Limits
• SMTP Supported Ciphers
• Using Free Domains

FAQ

• Can I whitelist an email address?
• Can I turn off spam filtering?
• SMTP for Bulk Mailing
• Multiple Email Forwarders
• Bug Bounty
• Forwarding vs SMTP