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Testing your Network Connection

by ‎01-30-2017 11:43 AM - edited ‎02-28-2017 11:30 AM (636 Views)

Slow or congested network connections can affect page load times, upload/download speeds, and syncing. 

Note: New Box Experience

This page refers to the new Box experience. In Box, hover over a single file or folder with your mouse. If the item looks like the following image, you are in the right place.


Files and folders should look like this when you hover over them.Files and folders should look like this when you hover over them.

If the item does not look like the image above, visit one of the links below instead:

To test the speed and health of your Internet connection to Box, follow these steps to run a Connection Diagnostics test from within your Box account:

  • Open the Account menu by clicking the your profile image (or initials) in the upper-right corner. Click Account Settings.
  • Select the "Diagnostics" tab
  • Under the "Connection Diagnostics" section, click the "Run Test" button
  • This will run a multi-step connection test to see if your connection is at an optimum level. When the test completes, you will see a short summary of test results.


If the connection diagnostics did not complete, then check your firewall/proxy settings to make sure Box domains are allowed.


In addition, please follow the steps below to compare speeds to servers near to Box:

    • Go to and notice there are two buttons. Please be sure to click the right-hand "Begin Test" Your Preferred Server button.
    • When the test completes, you will be shown a report of your Ping, Download speed, and Upload speed in megabits per second (Mbps).
    • Click the "SHARE THIS RESULT" button. If you end up creating a case with Box Support, you can send us these results to help us identify the issue. 
    • Click the "COPY" button and save the link
    • Perform a 2nd test at and click Begin Test button
    • When the test completes click the "SHARE THIS RESULT" button. If you end up creating a case with Box Support, you can send us these results to help us identify the issue. .


If you end up creating a case with Box Support, please be sure to include these results by copying the test links. Use the "SHARE THIS RESULT" button.


After running the connection diagnostic tests, return to this page to verify your computer can reach all of the Box servers. If you have a firewall enabled, it may cause some of the test images below to show "blocked".  For firewall instructions please see the section below.
Box Connection Confirmation Page
Box Service Is a Static Image showing or Blocked?
Box Webapp Blocked
Box Upload Upload Blocked
Box (CDN Images, CSS, JS) CDN Blocked
Box Download Download Blocked
Box Accelerators (US) IAD Accelerator Blocked ORD Accelerator Blocked DFW Accelerator Blocked PDX Accelerator Blocked Global Accelerator Blocked
Box SSO Download Blocked
Box Login Login BlockedAlt Login Blocked

If you see any images are blocked, please try clicking on the blocked image to open it in a new window. If the image is still blocked, please contact Box Support and include a screenshot of any blocked images.


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