HTTP response header

Header usage statistics

x-b3-sampled response header information and usage statistics.

Websites using header x-b3-sampled2,696
Percentage of websites that use x-b3-sampled header<0.1%
Total discovered header values4
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country US

x-b3-sampled Directives

x-b3-sampled directives value information and usage statistics

DirectiveShareWebsites countUnique Values

Connected technologies

Technologies that utilize the header

Zipkin, category Analytics, total 16,175 websites

Distribution by websites popularity

x-b3-sampled detection in the top websites by popularity

Top 10k sites6 websites
Top 100k sites25 websites
Top 1m sites86 websites

Websites utilizing x-b3-sampled

List of websites that use x-b3-sampled header

yelp.com US249
www.yelp.com US249
www.nature.com US804
www.zillow.com US2,277
www.lowes.com US6,125
www.autotrader.co.uk GB7,482
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common x-b3-sampled header values

Header valueValue prevalence