X-Span

HTTP response header

Header usage statistics

X-Span response header information and usage statistics.

Websites using header X-Span2,556
Percentage of websites that use X-Span header<0.1%
Total discovered header values2,428
Header uses directivesNo
Header values are unique or randomYes
Most popular in the country US

X-Span Directives

X-Span directives value information and usage statistics

DirectiveShareWebsites countUnique Values

Distribution by websites popularity

X-Span detection in the top websites by popularity

Top 10k sites0 websites
Top 100k sites1 websites
Top 1m sites9 websites

Websites utilizing X-Span

List of websites that use X-Span header

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Geographical Distribution

Header usage distribution by websites across the globe.






Common header values

List of top common X-Span header values

Header valueValue prevalence
0.00499060.16%
0.00599330.16%
0.00799090.12%
0.00799380.12%
0.00898750.12%
0.00599410.12%
0.00599460.12%
0.00498980.12%
0.00898950.12%
0.00499340.12%
0.00599040.12%
0.00799460.12%
0.00599290.12%
0.00162339999999999990.08%
0.00175120.08%
0.00164890.08%
0.00156160.08%
0.00160710.08%
0.00175090.08%
0.00157089999999999990.08%