HTTP response header

Header usage statistics

X-B3-Sampled response header information and usage statistics.
Websites using header X-B3-Sampled2,608
Percentage of websites that use X-B3-Sampled header<0.1%
Total discovered header values3
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country United States

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 10,611 websites

Websites utilizing X-B3-Sampled

List of websites that use X-B3-Sampled header
yelp.com United States249
link.springer.com United States675
nature.com United States804
atlassian.com United States1,290
trello.com United States1,616
quickbooks.intuit.com United States3,348
See full domain list

Common header values

List of top common X-B3-Sampled header values
Header valueValue prevalence