Please provide the following info
What device are you connected to ? is it a router or modem?
What is operating system ?
What ip address do you get?
Type the following in a command prompt
ipconfig /all >C:\ipstat.txt
It will generate a text file with the name "ipstat.txt" in C drive.
Copy the contents and paste it here.
If its a router it would also be helpful if you could provide the name and model as well.
Try a ping test.
check if you get replies