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  • X-Content-Type-Options

    HTTP response header

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

  •  

    13.51
    %

    header prevelance

    66

    Unique header values

  • Common X-Content-Type-Options header values

    Header value Value prevalence
    nosniff 99.72%
    nosniff” 0.09%
    : nosniff 0.06%
    nossnif 0.02%
    ''nosniff'' 0.02%
    nosniff” 0.02%
    nosniff; 0.01%
    nosniff, nosniff 0.01%
    no-sniff 0.01%
    nosniff always 0.01%
    nosnif 0.00%
    \''nosniff\'' 0.00%
    SAMEORIGIN 0.00%
    "nosniff" 0.00%
    * 0.00%
    nosniff� 0.00%
    sniff 0.00%
    “nosniff” 0.00%
    no sniff 0.00%
    nonsniff 0.00%