I see that one of your hosts is configured to allow an IP address to connect to InSim. The other host does not allow that. I don't know if this will solve the problem but maybe you should make sure there are no IP addresses that are allowed to connect?
Quote from Scawen :I see that one of your hosts is configured to allow an IP address to connect to... Thank you for your reply, I removed the ip addresses on my main provider this was not happening before