Hosting Checker: Who is Hosting This?

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Hosting Checker: Who is Hosting This?",
  "version": "2.0",
  "description": "The Fastest Hosting Checker Tool on the web to check who is hosting this website. Simply click a button to know the host of website.",
  "permissions": [
    "activeTab"
  ],
  "background": {
    "service_worker": "background.js"
  },
  "action": {
    "default_icon": {
      "16": "images/icon16.png",
      "32": "images/icon32.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    }
  },
  "icons": {
    "16": "images/icon16.png",
    "32": "images/icon32.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  }
}