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characters after slash that make a http protocol

⚠ Browser differences
Chrome logo 1
Firefox logo 1
Edge logo 1
Safari logo 2

I want to know which character after a slash is considered a slash and creates a protocol

InsertScript
Created byInsertScript
Created Apr 3, 2024
Updated May 19, 2025

Tweet
Detecting browser...
CategoryURL Handling
VisibilityPublic
TypeXSS
CharsetUTF-8
Template used:
<a href="/$[chr]test.com/" id="test$[i]"></a>
Code used after fuzz:
if(document.getElementById("test$[i]").host=="test.com"){log($[i])}

Sample payloads

<a href="//test.com/" id="test47"></a>
<a href="/\test.com/" id="test92"></a>

Fuzz results

Chrome logo
Chrome 145.0.0.0 desktop Windows NT 10.0
Updated18 Feb 2026
Found 1 result
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Chrome logo
Chrome 123.0.0.0 Unknown Unknownolder version
Updated3 Apr 2024
Found 2 results
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Firefox logo
Firefox 147.0 desktop Linux
Updated1 Feb 2026
Found 1 result
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Firefox logo
Firefox 124.0 Unknown Unknownolder version
Updated14 Apr 2024
Found 2 results
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Edge logo
Microsoft Edge 145.0.0.0 desktop Windows NT 10.0
Updated18 Feb 2026
Found 1 result
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Safari logo
Safari 17.4 Unknown Unknown
Updated14 Apr 2024
Found 2 results
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