It is a fascinating form of low cost construction - by using as building blocks, compacted bags filled with organic material, instead of bricks. The thickness of the resulting walls impart excellent insulation qualities. See this: http://earthbagbuilding.com/projects/robinshouse.htm
I am getting a variable performance (sometimes faster, sometimes slow) after specifying my primary and secondary DNS servers to be Google IP addresses: 188.8.131.52 and 184.108.40.206. Refer to Google's post about using their DNS servers.