---
title: unreachableURL
framework: webkit
role: symbol
role_heading: Instance Property
path: webkit/webdatasource/unreachableurl
---

# unreachableURL

The data source’s unreachable URL.

## Declaration

```swift
var unreachableURL: URL! { get }
```

## Discussion

Discussion The data source has an unreachable URL if it was created using the ``WebFrame/loadAlternateHTMLString(_:baseURL:forUnreachableURL:)```WebFrame` method.