HTML Checking for Large Sites

Rocket Validator automatically checks your pages on the W3C Validator.

The “center” element is obsolete. Use CSS instead.

The <center> tag is no longer valid in HTML, you should use CSS instead, for example:

<p style="text-align:center">this text will be centered</p>

Related W3C validator issues

Still checking your large sites one page at a time?

Save time using our automated web checker. Let our crawler check your web pages on the W3C Validator.