HTTP response header

Header usage statistics

X-UPServer response header information and usage statistics.

Websites using header X-UPServer5,139
Percentage of websites that use X-UPServer header<0.1%
Total discovered header values5
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country CN

X-UPServer Directives

X-UPServer directives value information and usage statistics

DirectiveShareWebsites countUnique Values

Distribution by websites popularity

X-UPServer detection in the top websites by popularity

Top 10k sites1 websites
Top 100k sites4 websites
Top 1m sites22 websites

Websites utilizing X-UPServer

List of websites that use X-UPServer header

cdn.img-sys.com US9,304
cdn-hk.wds168.cn CN10,449
static.styles-sys.com CN10,624
img-for-hk.wds168.cn CN14,292
facecloud.net CN121,433
jtx8.cn CN396,447
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common X-UPServer header values

Header valueValue prevalence