I am on version: 11.5.0-076 and still have the problem.
Look at this:
The Warning message is:
The following domains are not reachable by the appliance for shortened URL support in URL Filtering:
tumblr.com
Check your firewall rules to allow your appliance to connect to these domains.
Version: 11.5.0-076
Bug Search Tool tell me no solution and fixed for 11.1.2-023, by the way my upgraded version already have it.
