ERROR: The requested URL could not be retrieved
While trying to retrieve the URL: http://www.radicaltechnology.co.uk/index.htm The following error was encountered:
Unable to determine IP address from host name for www.radicaltechnology.co.uk
The DNS server returned:

Name Error: The domain name does not exist.
This means that:

The cache was not able to resolve the hostname presented in the URL.
Check if the address is correct.