HTTP response header

The Server-Timing header field is used to communicate one or more metrics and descriptions for the given request-response cycle

Header usage statistics

Server-Timing response header information and usage statistics.

Websites using header Server-Timing5,227,179
Percentage of websites that use Server-Timing header5.86%
Total discovered header valuesMore than 10,000
Header uses directivesYes
Header values are unique or randomNo
Most popular in the country Israel

Server-Timing directives (4 total)

  • cache
  • cpu
  • db
  • total

Server-Timing Directives

Server-Timing directives value information and usage statistics

DirectiveShareWebsites countUnique Values

Server-Timing header usage distribution by website popularity

Geographical Distribution

Header usage distribution by websites across the globe.

Websites utilizing Server-Timing

List of websites that use Server-Timing header

DomainCountryRankContacts United States39 United States53 United States65 United States72 United States88 United States93
See full domain list
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Common header values

List of top common Server-Timing header values

Header valueValue prevalence
cache;desc=miss, varnish;desc=miss, dc;desc=uw2-pub-129.48%
cache;desc=hit, varnish;desc=hit, dc;desc=uw2-pub-121.68%
cache;desc=miss, varnish;desc=miss, dc;desc=4210.77%
cache;desc=hit, varnish;desc=hit, dc;desc=426.06%
cache;desc=hit, varnish;desc=hit, dc;desc=usc1_g2.00%
cache;desc=miss, varnish;desc=miss, dc;desc=usc1_g1.85%
cache;desc=miss, varnish;desc=miss_miss, dc;desc=fastly_g1.45%
cache;desc=miss, varnish;desc=miss_miss, dc;desc=fastly1.18%
cache;desc=hit, varnish;desc=hit_miss, dc;desc=fastly_g0.85%
cache;desc=hit, varnish;desc=hit_miss, dc;desc=fastly0.66%
cdn-cache; desc=MISS0.65%
cache;desc=hit, varnish;desc=hit_hit, dc;desc=fastly_g0.65%
cache;desc=hit, varnish;desc=hit_hit, dc;desc=fastly0.49%
cache;desc=miss, varnish;desc=miss, dc;desc=840.30%
cdn-cache; desc=HIT0.24%
cache;desc=hit, varnish;desc=hit, dc;desc=840.22%
cache;desc=miss, varnish;desc=miss, dc;desc=sea10.21%
processing;dur=3, asn;desc="36352", edge;desc="LAX", country;desc="US", pageType;desc="index"0.17%
processing;dur=2, asn;desc="36352", edge;desc="LAX", country;desc="US", pageType;desc="index"0.10%