Just type (or Cut&Paste) the URL for the page you want to validate into the text field on the form and press the "Check now" button.
You can link directly to the Validator home page, or you can call the Validator
CGI program. The home page is http://archiveready.com/ at the moment
(and for the foreseeable future) and the CGI program can be reached at
ArchiveReady is checking several website attributes such as:
Web archiving is the process of collecting portions of the World Wide Web and ensuring the collection is preserved in an archive, such as an archive site, for future researchers, historians, and the public. http://en.wikipedia.org/wiki/Web_archiving
To enable the archive of a site by the Portuguese Web Archive, it is fundamental that the site presents a crawler-friendly homepage. Portuguese Web Archive Crawler
The content of your robots.txt file tells search engine crawlers how they should visit your site. Google Webmaster Guidelines
Papers, projects, initiatives, relevant to web preservation.