X-CFF

HTTP response header

Header usage statistics

X-CFF response header information and usage statistics.
Websites using header X-CFF330
Percentage of websites that use X-CFF header<0.1%
Total discovered header values1
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country United States

X-CFF Directives

X-CFF directives value information and usage statistics
DirectiveShareWebsites countUnique Values

X-CFF header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing X-CFF

List of websites that use X-CFF header
DomainCountryRankContacts
cdn.ckeditor.com United States2,690
content.mediastg.net United States16,180
imagescdn.dealercarsearch.com United States21,226
static.ning.com United States21,521
img.sedoparking.com United States23,060
img1.od-cdn.com United States29,330
See full domain list

Common header values

List of top common X-CFF header values
Header valueValue prevalence
B100.00%