X-Varnish-Cache

HTTP response header

The X-Varnish HTTP header allows you to find the correct log-entries for the transaction. For a cache hit X-Varnish will contain both the ID of the current request and the ID of the request that populated the cache. It makes debugging Varnish a lot easier.

Header usage statistics

X-Varnish-Cache response header information and usage statistics.

Websites using header X-Varnish-Cache37,489
Percentage of websites that use X-Varnish-Cache header<0.1%
Total discovered header values130
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country NL

X-Varnish-Cache Directives

X-Varnish-Cache directives value information and usage statistics

DirectiveShareWebsites countUnique Values

Connected technologies

Technologies that utilize the header

Varnish, category Cache Tools, total 1,668,450 websites

Distribution by websites popularity

X-Varnish-Cache detection in the top websites by popularity

Top 10k sites28 websites
Top 100k sites349 websites
Top 1m sites2,461 websites

Websites utilizing X-Varnish-Cache

List of websites that use X-Varnish-Cache header

See full domain list
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Geographical Distribution

Header usage distribution by websites across the globe.






Common header values

List of top common X-Varnish-Cache header values

Header valueValue prevalence
MISS54.78%
HIT36.03%
04.51%
10.92%
pass0.79%
Not cached0.76%
MISS from varnish0.36%
Cached0.33%
Hit from Varnish0.13%
hit cached0.13%
miss uncacheable0.10%
MISSED0.07%
YES0.06%
POSSIBLE0.05%
MISS for /0.05%
MISS-10.04%
PASS uncacheable0.04%
uncached0.04%
MISS cached0.04%
BYPASS0.03%