Connectivity requirements for online or floating license activation

August 8, 2019
May 16, 2023

In order to perform online license activation or to use a floating license, Imatest needs to be able to perform name resolution or connect through a network to the following licensing servers:

Server Name IP Address Port Protocol
login 443  https
license 443 https


You can allow these in your network policy or use a proxy server which has the ability to connect, or you can use the proxy address

If name resolution is disabled, you can use a hosts file with the following contents:

You cannot access the license server in mainland China: please see this post.

If you are unable to meet these requirements please Activate Offline or use the Floating License long term check-out option.

Still having problems? Contact us at

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