Question : Unable to determine IP address from host name

When i try to access the https://secure.gateway.gov.uk/ site i get the following error

Unable to determine IP address from host name for secure.gateway.gov.uk/

Does anyone have any ideas what could cause this?

Answer : Unable to determine IP address from host name

This is a DNS issue. Try using flushing your DNS settings.

Try running:

ipconfig /flushdns


in your windows command prompt.