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remove server information from response header using web.config in different versions of IIS?

Description:I have different sites hosted on multiple environments one is using IIS 8 and the other one is using IIS 10 , I wanted to remove the server information from the response header using web.config and currently I am using following URL Rewrite Outbound rule but unfortunately it is not working in any of the environment.

<outboundRules rewriteBeforeCache="true">
<rule name="Remove Server header">
<match serverVariable="RESPONSE_Server" pattern=".+" />
<action type="Rewrite" value="" />

Posted by: | Posted on: Mar 17, 2022

1 answers



You can use the following code for both IIS versions, it will make the server variable empty in the response header.

<rule name="ModifyServer">
<match serverVariable="RESPONSE_SERVER" pattern=".*" />
<action type="Rewrite" value="" />

Replied by: | Replied on: Mar 21, 2022


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