The domain Property is used to return the domain name of the website server that is loaded or running in the current document.
Syntax:
document.domain Note: This property has been DEPRECATED and is no longer recommended.
Return Value: It returns the string value representing the website's domain name that is loaded on the current document or a sentinel or null value if the domain name is not identified.
Example: In this example, we will use the domain Property
<!DOCTYPE html>
<html>
<body>
<center>
<h1 style="color:green;">GeeksForGeeks</h1>
<h2> DOM domain Property</h2>
<button onclick="geeks()">Try it</button>
<p id="sudo"></p>
<script>
function geeks() {
let x = document.domain;
document.getElementById("sudo").innerHTML = x;
}
</script>
</center>
</body>
</html>
Output:

Supported Browsers: The browser supported by DOM domain property are listed below: