X-Content-Type-Options response header


"The only defined value ""nosniff"" prevents Internet Explorer from MIME-sniffing a response away from the declared content-type."


X-Content-Type-Options header statistics


Header used by15.49%
Unique header value count27597
Most used header valuenosniff
Highest ranking websitetwitter.com


Common X-Content-Type-Options response header values


Header name Header value Occurence
X-Content-Type-Optionsnosniff99.9%
X-Content-Type-Options: nosniff0.1%
X-Content-Type-Optionsno-sniff0.0%
X-Content-Type-Optionsnosniff,nosniff0.0%
X-Content-Type-Options''nosniff''0.0%
X-Content-Type-Optionssniff0.0%
X-Content-Type-Optionsvalue0.0%
X-Content-Type-Optionsnosniff, nosniff0.0%
X-Content-Type-Optionsnosniff;0.0%
X-Content-Type-OptionsSAMEORIGIN0.0%
X-Content-Type-Optionsnosiff0.0%


Top websites that use X-Content-Type-Options header


twitter.comwww.facebook.comwww.theguardian.comwww.linkedin.com
www.nytimes.comnews.yahoo.comwww.yandex.runews.google.com
www.chinadaily.com.cnwww.reddit.comwww.barrons.comwww.youtube.com
www.usatoday.comwww.huffingtonpost.comdevelopers.facebook.comwww.cnn.com
www.wsj.comwww.nypost.comwww.instagram.coml.facebook.com
instagram.comaccounts.google.comitunes.apple.comwww.twitter.com
de-de.facebook.comzh-cn.facebook.comm.twitter.comja-jp.facebook.com
play.google.comsupport.google.comads.twitter.commessenger.com
policies.oath.comwww.britbox.comwww.verizonmedia.comfacebook.com
www.yahoo.comdeveloper.linkedin.combrowser.yandex.ruguce.huffpost.com
account.bbc.commail.yahoo.comappleid.apple.compolicies.google.com
passport.yandex.ruwww.pinterest.comyandex.ruhelp.yahoo.com
about.linkedin.comwww.chinawatch.cnyahoo.uservoice.comgithub.com
gfycat.comtv.youtube.compress.linkedin.comtwittercommunity.com
blog.linkedin.comwww.twitterflightschool.cominvestor.twitterinc.comproductexperts.withgoogle.com
www.dowjones.combusiness.linkedin.comlearning.linkedin.comadvertising.theguardian.com
helpcenter.washingtonpost.combrand.linkedin.compayments.google.comdiscountcode.theguardian.com
mobile.linkedin.comhelp.washingtonpost.comwww.huffpost.comcoupons.huffpost.com
profile.theguardian.comwww.cbeebies.comhelp.nytimes.commanage.theguardian.com
workforus.theguardian.comtv.apple.comwww.mansionglobal.comguce.yahoo.com
customercenter.wsj.comyandex.complus.google.commetrika.yandex.ru
language.chinadaily.com.cnsupport.theguardian.comtv.yandex.runypost.com
investor.apple.comzen.yandex.ruwww.mozilla.orgwww.snapchat.com
soulmates.theguardian.comdirect.yandex.ruwww.thomsonreuters.commarket.yandex.ru
www.cnbcinsights.compinterest.comrasp.yandex.ruwww.reddithelp.com


Usage by top level domain (TLD)


Header nameTop level domainFrequency of usage
X-Content-Type-Optionscom24.4%
X-Content-Type-Optionsorg11.0%
X-Content-Type-Optionsnet1.1%
X-Content-Type-Optionsgov1.0%
X-Content-Type-Optionsco.jp0.7%
X-Content-Type-Optionsde0.7%
X-Content-Type-Optionsedu0.6%
X-Content-Type-Optionscn0.6%
X-Content-Type-Optionsio0.6%
X-Content-Type-Optionsru0.5%