SAN FRANCISCO — Alex Payne, a 24-year-old Internet engineer here, has devised a way to answer a commonly asked question of the digital age: Is my favorite Web site working today?
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Michael Geissinger for The New York Times Alex Payne created a way to tell if Web sites are working. In March, Mr. Payne created downforeveryoneorjustme.com, as in, “Down for everyone, or just me?” It lets visitors type in a Web address and see whether a site is generally inaccessible or whether the problem is with their own connection.