This w3c validator is great for when you want to know and check the markup validity of URLs in HTML, XHTML or HTML5. Using a HTML validator tool like this one can save you time and money and help you to see what URLs are in need of change and which are ok for you to use.
With this HTML validator online you can enter up to 500 URLs at once and the tool will search them all and give results quickly letting you know where there are errors that need to be fixed, use it free of charge too!
Input list. Enter URL line by line (max 500 URLs)
alert sound when done
Web Of Trust (myWOT.com) ratings
| # | URL | # Error | # Warning/Info | Total | Review |
|---|
-
Related Seo Tools:

Case Converter. Change/convert Case To Upper Case, Lower Case & More
This case converter tool allows you to convert sections of text into any case type, you can also export it back into a text file making it ready to use instantly. Convert to all caps, lower case, sentence or title case.

Add Prefix And/or Suffix Into Each Line
Use this tool anytime you would like to add text to the beginning and end of lines of text or domains that you have. Use it to wrap lines in formatting instructions or you can use parts of scripting languages.

Bulk Google & Bing Index Checker
This tool is great for checking the potential of domains for sale. In a flash, you can see if a domain has been indexed by Google or Bing or not. Great when considering domains for sale or selling your own.

Pagerank Checker. Find Pagerank & Backlinks Of 500 Urls
If you work with many different URLs then it's best to know how well they are ranking. This free pagerank checker lets you see the ranking of up to 500 URLs at once. There's no charge and no limit to usage.
