---
title: referrerURL
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/nsuseractivity/referrerurl
---

# referrerURL

The URL of the webpage that linked to the webpage URL.

## Declaration

```swift
var referrerURL: URL? { get set }
```

## See Also

### Browsing the web

- [webpageURL](foundation/nsuseractivity/webpageurl.md)
- [NSUserActivityTypeBrowsingWeb](foundation/nsuseractivitytypebrowsingweb.md)
- [TVUserActivityTypeBrowsingChannelGuide](tvservices/tvuseractivitytypebrowsingchannelguide.md)