Its absolutely fine. We are building up the answer bank as we get common questions. You can check it out here:
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Ok thats what I thought, sounds like your geo-filter is disabled or you haven't selected a device/service. Do you have time to enter the chat and I can help you quicker.
The host history is for PC games only, to get the ping on console games you need to click a circle then a dialog below called "Host Descriptor" will appear. You then just select ping and a graph should appear.