What’s the Difference Between 127.0.0.0 and 127.0.0.1?
 

Sometimes the most elementary of questions yield teachable moments; read on as we delve into how a single digit change between 127.0.0.0 to 127.0.0.1 offers a chance to look at network topology.

Today’s Question & Answer session comes to us courtesy of SuperUser—a subdivision of Stack Exchange, a community-driven grouping of Q&A web sites.

http://www.howtogeek.com/149227/what...and-127.0.0.1/