Ping check

Ping is built into every computer. Test your router, then the internet, and the difference shows whether lag is being added inside your home or outside it.

What do you want to test?

1On a computer in the problem spot, press the Windows key, type cmd and press Enter.
2Find your router’s address. Run ipconfig and look for Default Gateway.
Router address
3Run this. It sends 30 small test messages and takes about half a minute.
ping -n 30 192.168.1.1
4Copy everything it prints and paste it below.

Read in your browser. Nothing you paste is sent anywhere.

Your result will appear here

A chart of every reply, with lost and slow ones picked out, and a plain answer on whether the delay is inside your home or outside it.