HTTP response header

Header usage statistics

Surrogate-Key response header information and usage statistics.

Websites using header Surrogate-Key 925
Percentage of websites that use Surrogate-Key header <0.1%
Total discovered header values 790
Header uses directives No
Header values are unique or random No
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 7 websites
Top 100k sites 22 websites
Top 1m sites 173 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 2,442 United States of America 2,442 United States of America 2,850 United States of America 7,872 United States of America 8,471
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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
klecker 1.73%
front post-2 post-user-1 single 0.97%
mirror-csail 0.97%
mirror-isc 0.86%
tm-home 0.76%
static, html, static 0.65%
front home 0.65%
text/html 0.65%
tm-front_page 0.43%
home 0.43%
front post-6 post-user-1 single 0.32%
desktop 0.32%
p-1757 tm-front_page 0.32%
srv-boi5m9cdnlais304297g 0.32%
front 0.32%
front post-15 post-user-1 single 0.32%
tgdikP2WwhzFNqpZJZqo Wj/F1Ku4wH/AtBjS6d3/ 0.32%
content content/homepage 0.32%
front post-5 post-user-1 single 0.32%
0DwFiVMlJaH31x54Lrme JBsa9Y9c/fls0mydPXmv 0.22%