There are some examples that you are blocked from using sites from companies and schools because of a few limitations that was imposed. The limitations of using websites like Myspace, YouTube or Facebook. A lot of companies and schools block or obstruct you from accessing main websites to interrupt you of surfing the net during office work, school hours or to close sites in many countries to avert reading any political problems.
Most folks access this process on how to unblock websites, which is filtered. However, most of the proxies are now obstructed; therefore, it is now difficult to search any proxies, which are not yet obstructed. Moreover, the server of the proxy conceals the website's recognition, so it remains anonymous to the blocking software that is accessed. Another one is the vtunnel, which is also a process on how to access blocked sites. The vTunnel method does not want special codes thus, there is only no secret process.
Search for the real IP which the website is definitely accessing, then insert it into the internet browser. In searching the IP address, you have to inverse the DNS lookup. Most schools and businesses have mapped the IP address to its website in term for it not to work. In addition, you can access the IP address in conjunction to the proxy service. In this way, you can test if it will work for you.

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