X-Response-Time
HTTP response headerTo create a middleware that records the response time for requests in HTTP servers. The "response time" is defined here as the elapsed time from when a request enters this middleware to when the headers are written out to the client.
Header usage statistics
X-Response-Time response header information and usage statistics.| Websites using header X-Response-Time | 9,767 |
| Percentage of websites that use X-Response-Time header | <0.1% |
| Total discovered header values | 6,543 |
| Header uses directives | No |
| Header values are unique or random | No |
| Most popular in the country | 
Canada
|
Distribution by websites popularity
X-Response-Time detection in the top websites by popularity| Top 10k sites | 23 websites |
| Top 100k sites | 56 websites |
| Top 1m sites | 240 websites |
Websites utilizing X-Response-Time
List of websites that use X-Response-Time header| Domain | Country | Rank | Contacts |
|---|---|---|---|
|
|
United States of America
|
3 | |
|
|
United States of America
|
178 | |
|
|
United States of America
|
461 | |
|
|
United States of America
|
555 | |
|
|
United States of America
|
1,197 | |
|
|
United States of America
|
1,349 |
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Geographical Distribution
Header usage distribution by websites across the globe.Common header values
List of top common X-Response-Time header values| Header value | Value prevalence |
|---|---|
| 0.000 | 0.99% |
| 1ms | 0.51% |
| 0ms | 0.42% |
| 3ms | 0.41% |
| 4ms | 0.41% |
| 3 | 0.34% |
| 5ms | 0.32% |
| 4 | 0.30% |
| 2ms | 0.28% |
| 74ms | 0.27% |
| 68ms | 0.26% |
| 66ms | 0.26% |
| 70ms | 0.25% |
| 63ms | 0.24% |
| 26ms | 0.24% |
| 0 | 0.23% |
| 0.001 | 0.23% |
| 67ms | 0.23% |
| 64ms | 0.22% |
| 62ms | 0.20% |