www.gnu.org

No valid SSL certificate found for HTTPS security

Unable to redirect automatically from HTTP protocol to HTTPS secured protocol

Sitemap.xml to optimize interaction with bots found

Robots.txt or X-Robots-Tag HTTP headers to manage crawler traffic found

Favicon found

Sitemap.xml URL found in robots.txt

Adequate compression usage detected for enhanced site performance

Score of your pages

http://www.gnu.org

100

http://www.gnu.org/cgi-bin/estseek.cgi

http://www.gnu.org/distros/distros.html

http://www.gnu.org/doc/doc.html

http://www.gnu.org/education/education.html

http://www.gnu.org/gnu/gnu.html

http://www.gnu.org/help/help.html

http://www.gnu.org/licenses/licenses.html

http://www.gnu.org/philosophy/philosophy.html

http://www.gnu.org/proprietary/proprietary.html

http://www.gnu.org/software/software.html