Spiderman: No Way Home teaser leaked? Do you think this is fan-made?

Where is Spiderman? We have been waiting to watch the trailer Spider: No Way Home for a very long time now. But Marvel hasn't been releasing it. But a new teaser trailer is doing rounds on social media and even in US cinema halls.

Watch the trailer here, and let us know what are your thoughts? Do you think it is fan-made? Do you think the film will have these scenes in it? What are your expectations from the film? I just cannot wait any longer, want the real trailer soon.