Avatar for Username

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

This thread was archived. Please ask a new question if you need help.

Firefox is "Unable to connect" to any website (URL and IP's). What may be causing this.

  • 1 reply
  • 5 have this problem
  • 1 view
  • Last reply by Shawn

AnonymousUser
AnonymousUser
more options

"Firefox can't establish a connection to the server" at any URL, hard coded IP address (even within my own network).

URL of affected sites

http://

User Agent

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; GTB6.5; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)

"Firefox can't establish a connection to the server" at any URL, hard coded IP address (even within my own network). == URL of affected sites == http:// == User Agent == Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; GTB6.5; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)

All Replies (1)

Shawn
Shawn
  • Moderator
more options

This can be caused by a firewall blocking internet access to Firefox. See Configure firewalls so that Firefox can access the Internet. That link has a list of popular firewalls and how to configure them to work with Firefox.

Also see Firefox can't load websites but other browsers can