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Related posts

• HTML Checker upgraded to W3C Validator Nu 20.6

  June 30, 2020 by Jaime Iniesta

  The HTML validation server has been upgraded to the latest version released of Validator.nu by the W3C, which adds some fixes and improvements related with checking CSS, SVG, and ARIA.

• HTML Checker upgraded to W3C Validator Nu 20.3

  March 16, 2020 by Jaime Iniesta

  The HTML validation server has been upgraded to version 20.3 of Validator.nu by the W3C, which adds some fixes and improvements related with checking CSS, SVG, and ARIA.

• What to do if you disagree about a checking report

  April 12, 2019 by Jaime Iniesta

  Our mission at Rocket Validator is help you quickly check web pages in your large site, but we're mere messengers between you and the checkers. What to do if you disagree with the checking results?

• How to fix your validation issues?

  June 15, 2018 by Jaime Iniesta

  While most of the users of Rocket Validator are web professionals, freelancers and web studios, there are also many other users that come to our site in search for a fix for their HTML validation errors.

• Have you been blocked by the W3C Validator?

  April 1, 2018 by Jaime Iniesta

  Have you ever tried to validate a web page at the W3C validator and faced a warning message about Excessive traffic pattern blocked. If you have, you've been banned. Learn why this happens (there's a good reason!), and how to avoid it.

• W3C Validator is dead, long live Validator.nu!

  July 11, 2017 by Jaime Iniesta

  It may not be apparent, but the W3C HTML Validator that we've been using all these years, yes, the one at validator.w3.org, is dead. But, there's a faster, more modern and more robust validator also maintained by the W3C.