HTTP response header

Header usage statistics

X-B3-SpanId response header information and usage statistics.

Websites using header X-B3-SpanId 1,968
Percentage of websites that use X-B3-SpanId header <0.1%
Total discovered header values 1,968
Header uses directives No
Header values are unique or random Yes
Most popular in the country United States of America

Connected technologies

Technologies that utilize the header

Zipkin, category Analytics, total 3,801 websites

Distribution by websites popularity

X-B3-SpanId detection in the top websites by popularity

Top 10k sites 9 websites
Top 100k sites 29 websites
Top 1m sites 191 websites

Websites utilizing X-B3-SpanId

List of websites that use X-B3-SpanId header

Domain Country Rank Contacts
itunes.apple.com United States of America 22
www.nature.com United States of America 181
www.privacyshield.gov United States of America 486
appsto.re United States of America 894
itun.es United States of America 2,715
help.twitch.tv United States of America 2,774
See full domain list

Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common X-B3-SpanId header values

Header value Value prevalence
0000602a29b990d3 0.05%
000851acb7aa8d67 0.05%
004bd0bfe97704a2 0.05%
0060d56aa6d31a91 0.05%
00731621736266e0 0.05%
00dc2711ee526de9 0.05%
00e3ad1b025ebf6b 0.05%
0119a88c3fd8e60d 0.05%
011b9f7f986c0663 0.05%
014fbd7c330e0ca9 0.05%
015042558de00925 0.05%
0191bf43eff3c77f 0.05%
01b5a04d032e29f1 0.05%
01c640887da1e692 0.05%
01db2476845cd756 0.05%
0216d444e4c3acc1 0.05%
02497bcea7fddadf 0.05%
02647faa2559b5da 0.05%
026cf864c7d356e9 0.05%
027b6964f235c774 0.05%