X-Upstream

HTTP response header

Header usage statistics

X-Upstream response header information and usage statistics.
Websites using header X-Upstream10,544
Percentage of websites that use X-Upstream header<0.1%
Total discovered header values1,102
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
coe.int France2,407
www.coe.int France2,407
www.anwalt.de Germany3,267
www.rentcafe.com United States4,604
www.tagesspiegel.de Germany4,785
See full domain list

Common header values

List of top common X-Upstream header values
Header valueValue prevalence
127.0.0.1:300016.57%
127.0.0.1:30017.35%
10.216.124.44:9010 : 10.216.124.47:90016.20%
PHP7.0-SSL4.04%
suitedash3.25%
172.26.0.28:802.45%
169.1.24.244:4431.90%
cluster_ssl1.67%
10.0.10.102:801.53%
203.151.13.147:80801.51%
127.0.0.4:801.46%
app31.40%
127.0.0.1:80881.30%
cluster1.06%
172.32.17.17:801.01%
cluster20.84%
app20.79%
172.32.16.27:800.78%
192.168.2.8:800.78%
138.201.29.81:82100.67%