X-Upstream

HTTP response header

Header usage statistics

X-Upstream response header information and usage statistics.
Websites using header X-Upstream11,249
Percentage of websites that use X-Upstream header<0.1%
Total discovered header values1,164
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country United States

X-Upstream Directives

X-Upstream directives value information and usage statistics
DirectiveShareWebsites countUnique Values

X-Upstream header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing X-Upstream

List of websites that use X-Upstream header
DomainCountryRankContacts
www.dell.com United States1,999
www.linode.com Netherlands2,373
coe.int France2,407
www.coe.int France2,407
www.anwalt.de Germany3,267
www.rentcafe.com United States4,604
See full domain list

Common header values

List of top common X-Upstream header values
Header valueValue prevalence
127.0.0.1:300016.77%
10.216.124.44:9010 : 10.216.124.47:90016.04%
127.0.0.1:30015.81%
PHP7.0-SSL3.91%
suitedash3.09%
172.26.0.28:802.44%
cluster_ssl1.59%
10.0.10.102:801.46%
app31.44%
203.151.13.147:80801.41%
127.0.0.4:801.37%
127.0.0.1:80881.22%
cluster1.00%
i-410.96%
154.0.171.153:4430.91%
10.246.3.223:8020.83%
169.1.24.244:4430.83%
10.246.3.186:8020.81%
i-430.81%
172.31.33.35:80800.79%