This can occur when an IP Host address has been locked out from our server, which will lock out all users from the same IP address.
We normally only do this if a hacker or misbehaved user messes with our exchange our other areas of our server.
If you believe this is in error, and you should be allowed in, please email me at webmaster@meysoft.com and I will check to see why you have been locked out, and see if it is an error.
Thank you!