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SMTP2GO Support Desk

Account Features and Settings

  • ★ Subaccounts
  • API Templates
  • IP Pooling
  • Disabling an SMTP Username, IP Address, or API Key
  • Click Tracking
  • Subscription Plan Differences Explained
  • See all 21 articles

Email Delivery

  • ★ Sender Domains
  • 550 “Administrative Prohibition” or "Relay Access Denied"
  • "Domain of sender address does not exist" error
  • Barracuda Delivery Solution
  • 550 that SMTP username's account is not allowed to send
  • Enabling or Disabling Delivery Status Notifications (DSN) in Outlook
  • See all 19 articles

Technical Details

  • ★ Detailed Setup Guides
  • Location Specific Services
  • Common Fixes for Scan to Email
  • VERP - Variable Envelope Return Path
  • How to Find Full Email Headers
  • Sub-Processor List
  • See all 22 articles

Billing

  • Email Overage
  • Upgrading Your Plan
  • Reopening a Closed Account
  • Updating Your Payment Details
  • Updating Billing Details
  • Free Plan
  • See all 9 articles

API and Integrations

  • cPanel/WHM Plugin
  • Slack App
  • SMTP2GO WordPress Plugin
  • Setting Up Webhooks

DNS Setup

  • DNS Setup for Weebly
  • DNS Setup for Squarespace
  • DNS Setup for 1&1 IONOS
  • DNS Setup for Wix
  • DNS Setup for Namesco
  • DNS Setup for Network Solutions
  • See all 28 articles
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