W3C_Validator User Agent Strings


W3C Markup Validation Service, checks Web documents in formats like HTML and XHTML for conformance to W3C Recommendations and other standards

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W3C_Validator 1.654

W3C_Validator 1.606

W3C_Validator 1.591

W3C_Validator 1.575

W3C_Validator 1.555

W3C_Validator 1.432.2.5

W3C_Validator 1.432.2.22

W3C_Validator 1.432.2.19

W3C_Validator 1.432.2.10

W3C_Validator 1.305.2.12