Help I need to gain control of my home network and devices again

I am unsure of exactly what happened but I started noticing that my usual sites looked different and the addresses for them had also changed in the address bar. I could type in www.hotmail.com and it would redirect me to https://dub126.mail.live.com/default.aspx?rru=inbox everytime. I started using F12 developer tools to look at the webpages and their sources. I noticed that they all were not t...