---
title: kCFProxyHostNameKey
framework: cfnetwork
role: symbol
role_heading: Global Variable
path: cfnetwork/kcfproxyhostnamekey
---

# kCFProxyHostNameKey

## Declaration

```swift
let kCFProxyHostNameKey: CFString
```

## Discussion

Discussion A CFString value containing either the hostname or IP number of the proxy host.

## See Also

### Constants

- [kCFProxyAutoConfigurationHTTPResponseKey](cfnetwork/kcfproxyautoconfigurationhttpresponsekey.md)
- [kCFProxyAutoConfigurationJavaScriptKey](cfnetwork/kcfproxyautoconfigurationjavascriptkey.md)
- [kCFProxyAutoConfigurationURLKey](cfnetwork/kcfproxyautoconfigurationurlkey.md)
- [kCFProxyPasswordKey](cfnetwork/kcfproxypasswordkey.md)
- [kCFProxyPortNumberKey](cfnetwork/kcfproxyportnumberkey.md)
- [kCFProxyTypeKey](cfnetwork/kcfproxytypekey.md)
- [kCFProxyUsernameKey](cfnetwork/kcfproxyusernamekey.md)