Examine source code of Website IP

{
  "manifest_version": 2,
  "name": "Website IP",
  "version": "1.0",
  "description": "Toont het IP-adres van de huidige website",
  "permissions": [
    "activeTab",
    "webRequest",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "content.css"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{de7bad0c-9cda-4d73-96b4-a88506b91fff}"
    }
  }
}