HTTP response header

x-backend-server header is used to return the name of the back end webserver that may sit behind load balancer server

Header usage statistics

x-backend-server response header information and usage statistics.

Websites using header x-backend-server 18,942
Percentage of websites that use x-backend-server header 0.17%
Total discovered header values 1,445
Header uses directives No
Header values are unique or random No
Most popular in the country United Kingdom

Distribution by websites popularity

x-backend-server detection in the top websites by popularity

Top 10k sites 25 websites
Top 100k sites 138 websites
Top 1m sites 2,727 websites

Websites utilizing x-backend-server

List of websites that use x-backend-server header

Domain Country Rank Contacts
mozilla.org United States of America 158
www.mozilla.org United States of America 158
support.mozilla.org United States of America 162
mozilla.com United States of America 184
www.nbcnews.com United States of America 234
www.today.com United States of America 330
See full domain list

Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common x-backend-server header values

Header value Value prevalence
lwfwue1b-bf51 1.37%
lwfwue1c-a722 1.33%
redirect2.webapp.mdc1.mozilla.com 1.30%
lwfwue1d-2ca6 1.26%
lwfwue1b-fbae 1.25%
lwfwue1d-35c5 1.21%
gzcmsws03 1.20%
gzcmsws02 1.20%
lwfwue1c-672a 1.19%
redirect1.webapp.mdc1.mozilla.com 1.18%
lwfwue1d-7e31 1.16%
libguides-us-2.springyaws.com 1.11%
web27.hosting.stackcp.net 1.10%
web44.hosting.stackcp.net 1.10%
gzcmsws01 1.10%
web46.hosting.stackcp.net 1.07%
libguides-us-3.springyaws.com 1.06%
web47.hosting.stackcp.net 1.06%
web68.hosting.stackcp.net 1.06% 1.02%