Parallels Remote Application Server activation error: License key activation failed

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Symptoms

Cause

Connectivity to the remote server is blocked.

Resolution

Please ensure that from Server where Parallels Remote Application Server Master Publishing Agent is installed you can connect to:

If your firewall solution doesn't allow whitelisting FQDNs, please whitelist the subnets listed here.

The following Telnet test can be performed to ensure connectivity:

telnet ras.parallels.com 443
telnet account.parallels.com 443
telnet license.parallels.com 443
telnet s.parallels.com 443

Or using PowerShell:

Test-NetConnection ras.parallels.com -Port 443
Test-NetConnection account.parallels.com -Port 443
Test-NetConnection license.parallels.com -Port 443
Test-NetConnection s.parallels.com -Port 443

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