How can you detect if a website uses Bugsnag?
Detecting if a website uses Bugsnag involves looking for specific markers and scripts that indicate the presence of this error monitoring tool.
Here’s a step-by-step guide on how to do it:
- Open the Page Source: Right-click on the webpage and select “View Page Source” or press
Ctrl+U
(Windows) orCmd+Option+U
(Mac) to open the page source code. - Search for Bugsnag Script: Use the search function by pressing
Ctrl+F
(Windows) orCmd+F
(Mac) and look for the following keywords:bugsnag
: This is the most common keyword to find in the script references. Look for something like<script src="https://d2wy8f7a9ursnm.cloudfront.net/v/latest/bugsnag.min.js"></script>
BugSnag
: Sometimes the initialization of Bugsnag might appear, such aswindow.bugsnag = { ... }
.
- Look for Bugsnag Initialization Code: Search for initialization code in the script. It often looks like this:
Bugsnag.start({ apiKey: "YOUR_API_KEY" });
- Check for Network Requests: Open the browser’s Developer Tools (usually
F12
or right-click and select “Inspect”). Navigate to the “Network” tab and look for requests sent to Bugsnag’s servers. You might see requests like:POST https://notify.bugsnag.com
- Examine Browser Console for Bugsnag Errors: In the Developer Tools, switch to the “Console” tab. If the website is using Bugsnag, there may be traces of Bugsnag error logs or messages indicating Bugsnag has captured errors.
- Inspect JavaScript Variables: In the console of your Developer Tools, you can check whether Bugsnag has been initialized by typing
window.bugsnag
. If it returns an object, it indicates that Bugsnag is being used.