HTTP response header

Header usage statistics

Surrogate-Key response header information and usage statistics.

Websites using header Surrogate-Key 1,579
Percentage of websites that use Surrogate-Key header <0.1%
Total discovered header values 1,434
Header uses directives No
Header values are unique or random Yes
Most popular in the country United States of America

Distribution by websites popularity

Surrogate-Key detection in the top websites by popularity

Top 10k sites 1 websites
Top 100k sites 14 websites
Top 1m sites 207 websites

Websites utilizing Surrogate-Key

List of websites that use Surrogate-Key header

Domain Country Rank Contacts United States of America 1,202 United States of America 15,629 United States of America 16,433 United States of America 18,408 United States of America 24,607 United States of America 39,936
See full domain list

Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common Surrogate-Key header values

Header value Value prevalence
401 1.77%
mirror-isc 0.89%
klecker 0.76%
mirror-csail 0.44%
front post-2 post-user-1 single 0.38%
static, html, static 0.38%
front post-5 post-user-1 single 0.32%
tm-home 0.25%
EbRJuGmA2HfHuKZ75eR0 MMlydzzve8LQ40FTMmgH 0.25%
p-10 tm-front_page 0.19%
p-1757 tm-front_page 0.19%
front 0.19%
front post-15 post-user-1 single 0.19%
desktop 0.19%
dous4Lh4dgZrdsTIviNz I00keZUwAJNKB3UznDoE 0.13%
eavOoWGg7Dt9YhBq4uuf Q4JFdVVPgPS0Zl0KwFZJ 0.13%
C4+/J9T+Qe88n4U06I3x sVdJnSuG/9cmpgA7M9xk 0.13%
desktop no-xqs-utm-source-set 0.13%
0DwFiVMlJaH31x54Lrme JBsa9Y9c/fls0mydPXmv 0.13%
all web homepage 0.13%