{
 "requested_url": "https://www.michelin.com/",
 "strategy": "desktop",
 "started_utc": "2026-09-29T16:45:47.758Z",
 "attempt": 0,
 "valid": true,
 "psi": {
  "url": "https://www.michelin.com/",
  "strategy": "desktop",
  "performance": 75,
  "accessibility": 87,
  "best_practices": 92,
  "seo": 100,
  "LCP": "2.4 s",
  "CLS": "0.007",
  "TBT": "160 ms",
  "FCP": "1.1 s",
  "speed_index": "2.7 s",
  "ttfb": "Root document took 390 ms",
  "lcp_element": null,
  "cls_elements": [],
  "render_blocking": null,
  "heavy_requests": "/public/themes/michelin-corporate/assets/images/icons/svg/sprite-icons.svg 382KB | / 250KB | /v7/https://dgaddcosprod.blob.core.windows.net/cxf-corporate/attachments/cllkmcrny2duh0thp43zv7ybs-femme-homme-heveas.full.jpg 204KB | /v7/https://dgaddcosprod.blob.core.windows.net/cxf-corporate/attachments/clp2f9ixa2p9d0to76l1i2gjm-1gk00564.full.jpg 161KB | /public/themes/michelin-corporate/assets/fonts/NotoSans/NotoSans.woff2 161KB | /public/themes/michelin-corporate/assets/fonts/NotoSans/NotoSans-Bold.woff2 160KB | /v7/https://dgaddcosprod.blob.core.windows.net/cxf-corporate/attachments/cltd85f2s1n4312d6e9bh3xjv-2021-028b-028-hd-cyruscornut.full.jpg 142KB | /v7/https://dgaddcosprod.blob.core.windows.net/cxf-corporate/attachments/xrcamctsjjz451sop06sis6m-pneu-connecte-voiture.full.jpg 139KB",
  "perf_opportunities": [
   {
    "id": "server-response-time",
    "title": "Initial server response time was short",
    "weight": 0,
    "save_ms": 286,
    "save_kb": 0,
    "worst": "/"
   },
   {
    "id": "unused-css-rules",
    "title": "Reduce unused CSS",
    "weight": 0,
    "save_ms": 40,
    "save_kb": 85,
    "worst": "/public/core.css 30KB"
   },
   {
    "id": "unused-javascript",
    "title": "Reduce unused JavaScript",
    "weight": 0,
    "save_ms": 0,
    "save_kb": 106,
    "worst": "/sdk/92daa2a251ba3c6dc57311f7568c3e5898c1d30f/modern/sdk.92daa2a251ba3c6dc57311f7568c3e589 64KB"
   }
  ],
  "performance_fails": [
   "Total Blocking Time — 160 ms [w30]",
   "Largest Contentful Paint — 2.4 s [w25]",
   "First Contentful Paint — 1.1 s [w10]",
   "Speed Index — 2.7 s [w10]"
  ],
  "accessibility_fails": [
   "`[aria-*]` attributes do not match their roles [w10]",
   "Buttons do not have an accessible name [w10]",
   "Elements use prohibited ARIA attributes [w7]"
  ],
  "a11y_nodes": {
   "aria-allowed-attr": [
    {
     "sel": "div.ds__navbar > nav.ds__nav > ul.ds__list > li",
     "why": "Fix all of the following:\n  ARIA attribute is not allowed: aria-selected=\"false\"",
     "html": "<li data-ui-nav-active=\"false\" aria-selected=\"false\" aria-haspopup=\"true\" aria-expanded=\"false\">"
    },
    {
     "sel": "div.ds__navbar > nav.ds__nav > ul.ds__list > li",
     "why": "Fix all of the following:\n  ARIA attribute is not allowed: aria-selected=\"false\"",
     "html": "<li data-ui-nav-active=\"false\" aria-selected=\"false\" aria-haspopup=\"true\" aria-expanded=\"false\">"
    },
    {
     "sel": "div.ds__navbar > nav.ds__nav > ul.ds__list > li",
     "why": "Fix all of the following:\n  ARIA attribute is not allowed: aria-selected=\"false\"",
     "html": "<li data-ui-nav-active=\"false\" aria-selected=\"false\" aria-haspopup=\"true\" aria-expanded=\"false\">"
    },
    {
     "sel": "div.ds__navbar > nav.ds__nav > ul.ds__list > li",
     "why": "Fix all of the following:\n  ARIA attribute is not allowed: aria-selected=\"false\"",
     "html": "<li data-ui-nav-active=\"false\" aria-selected=\"false\" aria-haspopup=\"true\" aria-expanded=\"false\">"
    },
    {
     "sel": "div.ds__navbar > nav.ds__nav > ul.ds__list > li",
     "why": "Fix all of the following:\n  ARIA attribute is not allowed: aria-selected=\"false\"",
     "html": "<li data-ui-nav-active=\"false\" aria-selected=\"false\" aria-haspopup=\"true\" aria-expanded=\"false\">"
    },
    {
     "sel": "div.ds__navbar > nav.ds__nav > ul.ds__list > li",
     "why": "Fix all of the following:\n  ARIA attribute is not allowed: aria-selected=\"false\"",
     "html": "<li data-ui-nav-active=\"false\" aria-selected=\"false\" aria-haspopup=\"true\" aria-expanded=\"false\">"
    }
   ],
   "aria-prohibited-attr": [
    {
     "sel": "div.ds__slider-bottom-wrapper > div.ds__slider-pager-timer > div.ds__slider-navigation-pager-wrapper > div.ds__slider-pager-counte",
     "why": "Fix all of the following:\n  aria-label attribute cannot be used on a div with no valid role attribute.",
     "html": "<div class=\"ds__slider-pager-counter\" aria-label=\"Diapositive 2 sur 4\" aria-live=\"polite\" aria-atomic=\"true\">"
    }
   ],
   "button-name": [
    {
     "sel": "div.ds__header-top > div.ds__nav-wrapper-top > div.ds__search > button.ds__btn-icon",
     "why": "Fix any of the following:\n  Element does not have inner text that is visible to screen readers\n  aria-label attribute does not exist or is empty\n  aria-labelledby attribute does not exist, references ",
     "html": "<button data-ui-size=\"sm\" data-ui-icon-alone=\"true\" class=\"ds__btn-icon\" aria-label=\"\" type=\"button\" slot=\"nav3\">"
    }
   ]
  },
  "best_practices_fails": [
   "Charset declaration is missing or occurs too late in the HTML [w1]",
   "Browser errors were logged to the console [w1]"
  ],
  "seo_fails": [],
  "fetched_at": "2026-09-29T16:46:12.870Z"
 }
}