HTML Checking for Large Sites

Rocket Validator automatically scans your sites for accessibility issues using the W3C Validator, hosted on our own servers and integrated into our web crawler.

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.

Bad value (.*) for attribute “href” on element “a”: Illegal character in path segment

The href attribute of an <a> element contains an invalid character, that should be properly encoded as a URI percent-encoded character.

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Related W3C validator issues

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