The W3C Markup Validation Service Favicon
W3C's easy-to-use markup validation service, based on SGML and XML parsers.

Language: English Owner: World Wide Web Consortium Backlinks: 243,341 Alexa: 581 Most Popular In: India (255) Web Safety: 95% Page Rank: 9 Last Checked: 7/16/2013
IsoXhtmlHtmlMarkupWindowsHtmlHypertext Markup Language

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