Once the connection is established, the proxy server continues
to relay the TCP stream to and from the client.

` CONNECT ` is a hop-by-hop method.

Request has body  |  No   
---|---  
Successful response has body  |  No   
[ Safe ](/en-US/docs/Glossary/Safe/HTTP) |  No   
[ Idempotent ](/en-US/docs/Glossary/Idempotent) |  No   
[ Cacheable ](/en-US/docs/Glossary/Cacheable) |  No   
Allowed in [ HTML forms ](/en-US/docs/Learn/Forms) |  No   
  
##  Syntax

http

    
    
    CONNECT www.example.com:443 HTTP/1.1
    

##  Example

Some proxy servers might need authority to create a tunnel. See also the [ `
Proxy-Authorization ` ](/en-US/docs/Web/HTTP/Headers/Proxy-Authorization)
header.

http

    
    
    CONNECT server.example.com:80 HTTP/1.1
    Host: server.example.com:80
    Proxy-Authorization: basic aGVsbG86d29ybGQ=
    

##  Specifications

Specification  
---  
[ HTTP Semantics  
#  CONNECT  ](https://www.rfc-editor.org/rfc/rfc9110#CONNECT)  
  
##  Browser compatibility

BCD tables only load in the browser  with JavaScript enabled. Enable
JavaScript to view data.

##  See also

  * [ Proxy server ](/en-US/docs/Glossary/Proxy_server)
  * [ ` Proxy-Authorization ` ](/en-US/docs/Web/HTTP/Headers/Proxy-Authorization)

##  Help improve MDN

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](https://github.com/mdn/content/blob/main/CONTRIBUTING.md "This will take you
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This page was last modified on  Mar 11, 2024  by  [ MDN contributors ](/en-
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