HTTP response header

Header usage statistics

X-Content-Options response header information and usage statistics.

Websites using header X-Content-Options5,057
Percentage of websites that use X-Content-Options header<0.1%
Total discovered header values5
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country US

X-Content-Options Directives

X-Content-Options directives value information and usage statistics

DirectiveShareWebsites countUnique Values

Distribution by websites popularity

X-Content-Options detection in the top websites by popularity

Top 10k sites5 websites
Top 100k sites53 websites
Top 1m sites292 websites

Websites utilizing X-Content-Options

List of websites that use X-Content-Options header

afip.gob.ar AR5,864
www.afip.gob.ar AR5,864
assist.ru RU7,150
reliefweb.int US7,556
www.sabavision.com IR9,577
www.mags.nrw DE10,115
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common X-Content-Options header values

Header valueValue prevalence
: nosniff0.20%