The most immediate way to check is by using the LinkedIn search bar.

The Result: If their profile does not appear in the search results—even when you scroll through all results—and you are certain you were connected before, this is the strongest indicator you have been blocked.

Note: If the person simply removed you as a connection (unfriended you), their profile will still appear in search results, usually with a "Connect" button instead of "Message." If they are absent entirely, it is likely a block.

Let’s get specific. Follow these four steps exactly to confirm a block using the profile link.

LinkedIn limits what you can see if you are not connected and have no mutual connections. This is not a block.