Quick note: the dot at the end is not necessary (at least not in Unix), it works without it in Safari/Firefox/Chrome plus some tools like dig/ping/traceroute. Y

Quick note: the dot at the end is not necessary (at least not in Unix), it works without it in Safari/Firefox/Chrome plus some tools like dig/ping/traceroute. You can test: http://ai/ http://ai/ http://ai./ http://ai./