X-Redirect-By

HTTP response header

X-Redirect-By header allows users to find what component is responsible a redirect. Every system that sends a redirect and/or has a method in place for sending redirects should prefix that redirect. Right before the location header, there should be an X-Redirect-By header with an identifier as its value. This identifier should clearly identify which piece of software performed the redirect.

Header usage statistics

X-Redirect-By response header information and usage statistics.
Websites using header X-Redirect-By5,783,157
Percentage of websites that use X-Redirect-By header9.83%
Total discovered header values3,817
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country United States

X-Redirect-By Directives

X-Redirect-By directives value information and usage statistics
DirectiveShareWebsites countUnique Values

Connected technologies

Technologies that utilize the header
WordPress, category Content Management System, total 13,280,985 websites
Yoast SEO, category Wordpress Plugins, total 4,576,367 websites
All in One SEO Pack, category Wordpress Plugins, total 921,478 websites
Rank Math, category Wordpress Plugins, total 591,363 websites
Rank Math Pro, category Wordpress Plugins, total 223,634 websites
TYPO3 CMS, category Content Management System, total 163,176 websites
Moodle, category Content Management System, total 35,437 websites
Permalink Manager, category Wordpress Plugins, total 19,364 websites
Safe Redirect Manager, category Wordpress Plugins, total 1,734 websites
Simple Website Redirect, category Wordpress Plugins, total 1,663 websites

Websites utilizing X-Redirect-By

List of websites that use X-Redirect-By header
DomainCountryRankContacts
secure.gravatar.com United States35
gravatar.com United States94
1.gravatar.com United States109
creativecommons.org United States139
2.gravatar.com United States161
automattic.com United States202
See full domain list

Common header values

List of top common X-Redirect-By header values
Header valueValue prevalence
WordPress88%
WordPress - Really Simple Security5%
Polylang1%
redirection1%
Solid Security0%
Permalink Manager0%
Moodle0%
Rank Math0%
TYPO3 Shortcut/Mountpoint0%
Yoast SEO0%
Polylang Pro0%
Yoast SEO Premium0%
Simply.com0%
iThemes Security0%
WPML0%
SitePad0%
AIOSEO0%
Safe Redirect Manager0%
NGINX0%
TYPO3 Redirect 10%