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:

W3c Css Validator. Bulk Css Validator
Use this bulk css validator tool to find out the CSS error & warning of up to 500 different URLs. The results will quickly show you how many errors and warnings are showing for each URL. You can also go into more detail to see what the errors are.

Domain Name Search. Bulk Check Domain Name Availability
If you want to check domain name availability of a list of up to 500 domains at once then this is the tool for you. See the status of a domain under all major extensions at once and the registration date if they are already taken.

Bulk Facebook Re-scraper Tool
This excellent tool is great if you want to scrape or re-scrape multiple URLs so the details listed on Facebook are correct when someone posts the URL. No need to use slow debugging tools, enter up to 500 at once with this tool.

Dmoz Listing Checker. Check Dmoz Listing Of 500 Urls Fast
Acquiring domains listed in DMOZ is important and knowing if they are can be time-consuming to find out. This tools cuts out that time and lets you check domains you're interested in to see if they're listed in the open directory or not.
