I'd also like to point on that the source is pretty wacky.
Some choice quotes from the site:
"Since the assassination of John F. Kennedy, an international, crypto-fascist syndicate has been rapidly consolidating its grip on this planet."
"The system is in collapse now. This is my best and only advice: Get into a situation that eliminates your reliance on luck and minimizes the impact of factors that are completely beyond your control. Do this immediately."
Apply grains of salt as needed.
If only cryptozoologists were secret zoologists.
Awesome! I'm going to have a t-shirt made.
That said, it is not necessary that people related to this investigation are the ones who visited that link. The organizations in question are large entities with a multitude of people curious about what is possibly the biggest corporate 'espionage' case of the year. Cool experiment nonetheless.
I don't know, how?
"I think it is tres interesante that you know how to read who hits your website. I am totally unschooled in such things and when I see what you find. Wow."
Most people have no idea how big their tracks are on the web. When you visit a web server it generally logs that you did and any information your browser supplies, which is often a surprising amount (useragent, referrer). That along with some decent GeoLocation on IP addresses and reverse lookups and you can tell a lot about a person. Add in a little Googling and that anonymous threat you left might just turn around on you.