Australia Facebook has 10 million Australian users - almost half the population - and requires people to state at sign-up that they are at least 13 years of age. But, because there is currently no way to formally enforce the age limit, in July 2011 Australia began considering giving parents access to their children's pages, requiring proof of age at sign-up, and increasing the age limit to 18. China Main article: Internet censorship in the People's Republic of China In Mainland China, Facebook was blocked following the July 2009 Ürümqi riots because Xinjiang independence activists were using Facebook as part of their communications network. Some Chinese users also believed that Facebook would not succeed in China after Google China's problems. The popular Renren social network (formerly Xiaonei) has many features similar to Facebook, and complies with PRC Government regulations regarding content filtering. Egypt Main article: Internet censorship in Egypt Facebook was blocked for a few days in Egypt during the 2011 Egyptian protests. Denmark The Facebook censorship robots Websense blocks webpages as "abusive" and "insecure" if the word freemason appears on a page. Iran Main article: Internet censorship in Iran During the 2009 election in Iran, the website was banned because of fears that opposition movements were being organized on the website. Mauritius The Information and Communication Technologies Authority (ICTA) of Mauritius, ordered Internet Service Providers(ISPs) of the country to ban Facebook on immediate effect, on the 8th November 2007 because of a fake profile page of the Prime Minister. Access to Facebook was restored on the next day.  Morocco Main article: Internet censorship in Morocco On February 5, 2008, Fouad Mourtada, a citizen of Morocco, was arrested for the alleged creation of a faked Facebook profile of Prince Moulay Rachid of Morocco.