From John Matherly, founder of the search engine Shodan, a new look at most of the devices hooked up to the Internet as of four days ago.

CNN Money profiled Shodan in an April, 2013 feature, declaring it “the scariest search engine on the Internet.”:

“When people don’t see stuff on Google, they think no one can find it. That’s not true.”

That’s according to John Matherly, creator of Shodan, the scariest search engine on the Internet.

Unlike Google (GOOG), which crawls the Web looking for websites, Shodan navigates the Internet’s back channels. It’s a kind of “dark” Google, looking for the servers, webcams, printers, routers and all the other stuff that is connected to and makes up the Internet. (Shodan’s site was slow to load Monday following the publication of this story.)

Shodan runs 24/7 and collects information on about 500 million connected devices and services each…