Why can't subscribers use certain email addresses?

When an email provider shuts down it's servers, that will effect any subscriber on your list using that service. This will likely result in a higher than average bounce back or undeliverable percentage for your messages.

The following domains are no longer in existence:

• Sify.com
• Orange.net
• Orangehome.co.uk
• Wanadoo.co.uk
• Freeserve.co.uk
• Fsbusiness.co.uk
• Fslife.co.uk
• Fsmail.net
• Fsworld.co.uk
• Fsnet.co.uk