why do I have so many ports established to YouTube and I have no browsers open

J

jgt

I ran the "netstat -an" command and noticed that I have numerous ports established with YouTube and I have no browsers open. Should I be concerned?

I also noticed that I have several other ESTABLISHED connections to various IP address. I checked a few by entering the IP address in a browser and get "{"error":"Content type is not: applicaton/json; charset=utf-8"}" Again, should I be concerned?


The following ports are open and "LISTENING"

0.0.0.0:135
0.0.0.0:445
0.0.0.0:5040
0.0.0.0:5357
0.0.0.0:7680
0.0.0.0:17500
0.0.0.0:49664
0.0.0.0:49665
0.0.0.0:49682
0.0.0.0:49704
0.0.0.0:49766
0.0.0.0:49988
0.0.0.0:58091
0.0.0.0:58101
127.0.0.1:843
127.0.0.1:3939
127.0.0.1:5939

[::]:135
[::]:445
[::]:5357
[::]:7680
[::]:17500
[::]:49664
[::]:49665
[::]:49682
[::]:49704
[::]:49766
[::]:49988


Where can I find materials for dummies that explains what I'm seeing? I need a very basic description with examples and pictures. So far my internet search has not produced what I need.

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