Do you know that your blog which you made after showing too much interest and hard work could not be open in some part of the country,so that your traffic could be effected,because you target the traffic of different country. The latest example is YouTube is ban in China so that in China nobody could access YouTube.
To know about the accessibility of your website you should go to just-ping.com. Just type the URL of any website and you can know about
Just-Ping.com runs the ping command on your website from 26 different locations spread across the World so you have a better idea about your site availability in different regions.