X-Cnection
HTTP response headerX-Cnection: close header is added to server-side connections utilizing an existing Keep-Alive connection if the client request included the Connection: close header. The BIG-IP uses the X-Cnection: close header to track client-side connections that want to close the connection after receiving a response through a virtual server utilizing the OneConnect feature.
Header usage statistics
X-Cnection response header information and usage statistics.| Websites using header X-Cnection | 26,401 |
| Percentage of websites that use X-Cnection header | <0.1% |
| Total discovered header values | 4 |
| Header uses directives | No |
| Header values are unique or random | No |
| Most popular in the country | 
United States of America
|
Connected technologies
Technologies that utilize the header
F5 BigIP, category
Reverse Proxy, total
77,971 websites
|
Distribution by websites popularity
X-Cnection detection in the top websites by popularity| Top 10k sites | 14 websites |
| Top 100k sites | 52 websites |
| Top 1m sites | 524 websites |
Websites utilizing X-Cnection
List of websites that use X-Cnection header| Domain | Country | Rank | Contacts |
|---|---|---|---|
|
|
United States of America
|
911 | |
|
|
Spain
|
2,410 | |
|
|
France
|
2,871 | |
|
|
United States of America
|
2,871 | |
|
|
United States of America
|
3,012 | |
|
|
Japan
|
3,016 |
Flat price per the report, subscription is not required.
Geographical Distribution
Header usage distribution by websites across the globe.Common header values
List of top common X-Cnection header values| Header value | Value prevalence |
|---|---|
| close | 99.96% |
| close, keep-alive | 0.02% |
| keep-alive, close | 0.02% |
| Upgrade, close | 0.01% |