{"action":"opened","issue":{"url":"https://api.github.com/repos/sitespeedio/sitespeed.io/issues/666","labels_url":"https://api.github.com/repos/sitespeedio/sitespeed.io/issues/666/labels{/name}","comments_url":"https://api.github.com/repos/sitespeedio/sitespeed.io/issues/666/comments","events_url":"https://api.github.com/repos/sitespeedio/sitespeed.io/issues/666/events","html_url":"https://github.com/sitespeedio/sitespeed.io/issues/666","id":76478687,"number":666,"title":"Add check for X-Cache header in CDN check ","user":{"login":"atiro","id":9074093,"avatar_url":"https://avatars.githubusercontent.com/u/9074093?v=3","gravatar_id":"","url":"https://api.github.com/users/atiro","html_url":"https://github.com/atiro","followers_url":"https://api.github.com/users/atiro/followers","following_url":"https://api.github.com/users/atiro/following{/other_user}","gists_url":"https://api.github.com/users/atiro/gists{/gist_id}","starred_url":"https://api.github.com/users/atiro/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/atiro/subscriptions","organizations_url":"https://api.github.com/users/atiro/orgs","repos_url":"https://api.github.com/users/atiro/repos","events_url":"https://api.github.com/users/atiro/events{/privacy}","received_events_url":"https://api.github.com/users/atiro/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-05-14T20:24:03Z","updated_at":"2015-05-14T20:24:03Z","closed_at":null,"body":"Our CDN is using a X-Cache header (X-Cache: HIT from [CDNname]) which we would like to use to test if a request was served by a CDN. It's not one of the headers yslow is checking though, perhaps it could be added ?"}}