Exchange Remote Connectivity Analyzer Tool


Topic Last Modified: 2015-04-07

This content is intended to address specific issues called out by the Exchange Server Remote Connectivity Analyzer tool. You should apply these resolutions only to systems that have had the Exchange Server Analyzer tool run against them and are experiencing that specific issue.

The Exchange Remote Connectivity Analyzer tool is available at The tool is a web-based, and is designed to help IT Administrators troubleshoot connectivity issues that affect their Exchange Server deployments. The tool simulates several client logon and mail flow scenarios. When a test fails, many of the errors have troubleshooting tips to assist the IT Administrator to correct the problem. The Exchange Remote Connectivity Analyzer tool uses a specific set of IP addresses to perform these communications, those IP addresses and all of the URL and IP address information for Office 365 can be found in this article

The articles in this section correspond to specific error conditions that are identified when running the Exchange Remote Connectivity Analyzer tool. Each article describes the error condition and provides links to help IT Administrators resolve the issue.