Cloudbleed Indicator

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Cloudbleed Indicator",
  "version": "0.9",
  "description": "Test any page and see if it is using CloudFlare or not. Inspired by Feb 2017 Cloudbleed security incident.",
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_icon": "cf-no.png",
    "default_title": "This website is NOT using CloudFlare. You're most likely safe."
  },
  "permissions": [
    "https://dns.google.com/"
  ],
  "icons": {
    "256": "cf-bleed.png"
  },
  "manifest_version": 2
}