"Google Domains" lists the following Top Level Domain suffixes. The explosion of TLD's has an impact on those of us who have used TLD's in Google searches. The impact may not be as serious for those who search for things at educational institutions (an example these searches: ["coral mortality" site:edu] ["slave narrative" site:edu or site:org]. On the other hand, as a photo historian I will need to lengthen the domain search to "Wet Plate Collodion Tintype" site:edu OR site:org OR site:photography OR site:academy. Even then I may miss a useful domain. The source of the proliferation may because it will be a boon to commerce ["road bike" site:bike]. Is it really worth the bow to business? By the way, when I searched for ipad site:cheap I notice that I got ad results from ordinary .com's. Source: https://support.google.com/domains/answer/6010092?hl=en More information at https://en.wikipedia.org/wiki/List_of_Int