Internet

First. Check their site for official info on any possible local outages here;

https://www.xfinity.com/support/status 

Use a cell phone internet service, a public WiFi hotspot, or a neighbor's internet if you need to in order to check it.

Or you can use their Xfinity App: https://www.xfinity.com/apps 

Hey there, @user_aeyfzg! Thank you so much for taking the time to reach out to us here on the Xfinity Forums! I am very sorry to hear about the experience your connection, I know its vital for my household so I understand the frustrations. Just to make sure, are you still experiencing the loss of the connection? If so, can you share any troubleshooting steps you have completed. Please let us know. 

@user_aeyfzg 

Were you able to find any outage info on that site or in the app ?