Server-Timing Directives (4 total)
- cache
- cpu
- db
- total
Server-Timing
HTTP response headerThe 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-Timing | 3,606,334 |
| Percentage of websites that use Server-Timing header | 3.64% |
| Total discovered header values | 10,001 |
| Header uses directives | Yes |
| Header values are unique or random | No |
| Most popular in the country | 
Israel
|
Server-Timing Directives
Server-Timing directives value information and usage statistics| Directive | Share | Websites count | Unique Values |
|---|---|---|---|
| cache | 95.48% | 3,443,309 | 7 |
| total | 0.28% | 10,203 | 93 |
| cpu | <0.1% | 442 | 8 |
| db | <0.1% | 398 | 7 |
Distribution by websites popularity
Server-Timing detection in the top websites by popularity| Top 10k sites | 363 websites |
| Top 100k sites | 2,665 websites |
| Top 1m sites | 21,720 websites |
Websites utilizing Server-Timing
List of websites that use Server-Timing header| Domain | Country | Rank | Contacts |
|---|---|---|---|
|
|
United States of America
|
39 | |
|
|
United States of America
|
52 | |
|
|
United States of America
|
53 | |
|
|
United States of America
|
88 | |
|
|
United States of America
|
93 | |
|
|
Israel
|
132 |
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Geographical Distribution
Header usage distribution by websites across the globe.Common header values
List of top common Server-Timing header values| Header value | Value prevalence |
|---|---|
| cache;desc=hit, varnish;desc=hit, dc;desc=96 | 48.89% |
| cache;desc=miss, varnish;desc=miss, dc;desc=96 | 32.03% |
| cache;desc=hit, varnish;desc=hit, dc;desc=42 | 7.96% |
| cache;desc=miss, varnish;desc=miss, dc;desc=42 | 3.27% |
| cache;desc=hit, varnish;desc=hit_miss, dc;desc=fastly | 1.15% |
| cdn-cache; desc=MISS | 0.57% |
| cache;desc=hit, varnish;desc=hit_hit, dc;desc=fastly | 0.55% |
| cdn-cache; desc=HIT | 0.43% |
| cache;desc=none | 0.39% |
| cache;desc=miss, varnish;desc=miss, dc;desc=84 | 0.39% |
| cache;desc=hit, varnish;desc=hit, dc;desc=84 | 0.35% |
| cache;desc=miss, varnish;desc=miss_miss, dc;desc=fastly | 0.30% |
| cdn-cache; desc=REVALIDATE | 0.16% |
| MISS , rt;dur=0.019;desc=Process-Time | 0.12% |
| MISS , rt;dur=0.020;desc=Process-Time | 0.08% |
| cache;desc="int-front", host;desc="cp1081" | 0.06% |
| HIT-SYNTH, fastly;desc="Edge time";dur=0 | 0.06% |
| MISS , rt;dur=0.018;desc=Process-Time | 0.06% |
| MISS , rt;dur=0.021;desc=Process-Time | 0.05% |
| MISS , rt;dur=0.002;desc=Process-Time | 0.04% |