strange characters showing up when i do a keyword analysis

http://www.healingreignministry.org
http://www.stellaandsheri.com

everything was fine a week ago. now everything is showing up weird for both of my sites in multisite network. is this a plugin issue? if so, is it possible to find out which on it is without deactivating them all and loosing settings?

today a keyword analysis (from http://www.seo-browser.com/) of my sites shows this:

[ That gobbledygook isn’t necessary to paste here. ]