The CF-RAY response header is a unique ID from CloudFlare and indicates that the resource was served through CloudFlare. The CF-Cache-Status response header indicates specifically if the file was from the cache or not. If the value of CF-Cache-Status is HIT then that resource was served from CloudFlare's cache
Websites using header CF-RAY | 6,929,835 |
Percentage of websites that use CF-RAY header | 8.58% |
Total discovered header values | More than 10,000 |
Header uses directives | No |
Header values are unique or random | No |
Most popular in the country | United States |
Directive | Share | Websites count | Unique Values |
---|
Cloudflare, category Content Delivery Networks, total 10,469,607 websites |
Domain | Country | Rank | Contacts |
---|---|---|---|
hugedomains.com | United States | 14 | |
www.hugedomains.com | United States | 14 | |
cdnjs.cloudflare.com | United States | 20 | |
maxcdn.bootstrapcdn.com | United States | 26 | |
cloudflare.com | United States | 27 | |
www.cloudflare.com | United States | 27 |
Header value | Value prevalence |
---|---|
- | 0.00% |
368dc2dc8a941021-SJC | 0.00% |
842ae0ea1e439673-SJC | 0.00% |
7ee2e3b05a6f82c2-IAD | 0.00% |
5698f562cccbed7f-SJC | 0.00% |
865ccb8f1c40c3d5-SEA | 0.00% |
855409ca49928383-SEA | 0.00% |
862a2173ec552763-SEA | 0.00% |
861aebf8d91dc77e-SEA | 0.00% |
863cd384ba07309c-SEA | 0.00% |
85fa86c28ee216da-SEA | 0.00% |
863b2cd62e9fc3e9-SEA | 0.00% |
86dcbcb07cafc3c6-SEA | 0.00% |
85577907ecbdc376-SEA | 0.00% |
8542e5a59de72b99-LAX | 0.00% |
8662f911b88fec5c-SEA | 0.00% |
8518c13198d4eb63-SEA | 0.00% |
64070a4cac66552a-EWR | 0.00% |
8276df924d7d5ef0-PDX | 0.00% |
862ef64c7dcc6838-SEA | 0.00% |