DNS failures in the browser show as "could not connect to server", but do not specify that a DNS resolution failure occurred (such as an NXDomain or NS error). This information is available to the Webkit and should be granular in the error case for DNS failures that gets displayed in the browser.
To repro
- Attempt to visit a non-existent or otherwise DNS failing domain

The browser error should specify that a DNS resolution error occurred.
This is the behavior in Safari and other browsers like Firefox iOS - the case is handled and a specific error message is displayed to the user for DNS failures vs. a successful resolution that has an error connecting to the server.
1.3.30
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