Airbnb

https://www.airbnb.com/?utm_source=homescreen
Vacation Rentals, Homes, Experiences & Places - Airbnb
Added 9 months ago, Updated 10 hours ago

LIGHTHOUSE 55

Lighthouse version2.5.0
Progressive Web App55
Does not register a service workerfalse
Does not respond with a 200 when offlinefalse
Contains some content when JavaScript is not availabletrue
Uses HTTPStrue
Redirects HTTP traffic to HTTPStrue
Page load is not fast enough on 3Gnull
User will not be prompted to Install the Web Appfalse
Is not configured for a custom splash screenfalse
Address bar matches brand colorstrue
Has a `<meta name="viewport">` tag with `width` or `initial-scale`true
Content is sized correctly for the viewporttrue
Site works cross-browserfalse
Page transitions don't feel like they block on the networkfalse
Each page has a URLfalse
Performance4
First meaningful paint0
First Interactive (beta)null
Consistently Interactive (beta)null
Perceptual Speed Index69
Estimated Input Latency6
Reduce render-blocking stylesheets100
Reduce render-blocking scripts100
Properly size images0
Offscreen imagesnull
Optimize images100
Serve images as WebP100
Enable text compression100
Keep server response times low (TTFB)true
Has enormous network payloads92
Uses an excessive DOM size6
Critical Request Chainstrue
User Timing marks and measuresfalse
Screenshot Thumbnails100
Accessibility94
`[accesskey]` values are unique.true
`[aria-*]` attributes match their roles.true
`[role]`s have all required `[aria-*]` attributes.true
Elements with `[role]` that require specific children `[role]`s, are present.true
`[role]`s are contained by their required parent element.true
`[role]` values are valid.true
`[aria-*]` attributes have valid values.true
`[aria-*]` attributes are valid and not misspelled.true
`<audio>` elements contain a `<track>` element with `[kind="captions"]`.true
Buttons have an accessible name.true
The page contains a heading, skip link, or landmark region.true
Background and foreground colors do not have a sufficient contrast ratio.false
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>` or `<template>` elements.true
Definition list items are wrapped in `<dl>` elements.true
Document has a `<title>` element.true
`[id]` attributes on the page are unique.true
`<frame>` or `<iframe>` elements do not have a title.false
`<html>` element has a `[lang]` attribute.true
`<html>` element has a valid value for its `[lang]` attribute.true
Image elements have `[alt]` attributes.true
`<input type="image">` elements have `[alt]` text.true
Form elements have associated labels.true
Presentational `<table>` elements avoid using `<th>`, `<caption>` or the `[summary]` attribute.true
Links have a discernible name.true
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).true
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements.true
The document does not use `<meta http-equiv="refresh">`.true
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.true
`<object>` elements have `[alt]` text.true
No element has a `[tabindex]` value greater than 0.true
Cells in a `<table>` element that use the `[headers]` attribute only refer to other cells of that same table.true
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.true
`[lang]` attributes have a valid value.true
`<video>` elements contain a `<track>` element with `[kind="captions"]`.true
`<video>` elements contain a `<track>` element with `[kind="description"]`.true
Best Practices69
Avoids Application Cachetrue
Avoids WebSQL DBtrue
Uses HTTPStrue
Uses HTTP/2 for its own resourcestrue
Does not use passive listeners to improve scrolling performancefalse
Uses Mutation Events in its own scriptsnull
Uses `document.write()`false
Opens external anchors using `rel="noopener"`true
Avoids requesting the geolocation permission on page loadtrue
Avoids front-end JavaScript libraries with known security vulnerabilitiestrue
Avoids requesting the notification permission on page loadtrue
Avoids deprecated APIstrue
Manifest's `short_name` won't be truncated when displayed on homescreentrue
Allows users to paste into password fieldstrue
Browser errors were logged to the consolefalse
Does not uses Images with appropriate aspect ratio0

WebPageTest

PageSpeed Insights

MANIFEST

{
  "name": "Airbnb",
  "short_name": "Airbnb",
  "description": "Vacation Rentals, Homes, Experiences & Places - Airbnb",
  "lang": "en",
  "start_url": "/?utm_source=homescreen",
  "display": "browser",
  "theme_color": "#ffffff",
  "background_color": "#ffffff",
  "icons": [
    {
      "src": "https://a0.muscache.com/airbnb/static/icons/android-icon-192x192-c0465f9f0380893768972a31a614b670.png",
      "sizes": "192x192",
      "type": "image/png"
    },
    {
      "src": "https://a0.muscache.com/airbnb/static/icons/apple-touch-icon-180x180-bcbe0e3960cd084eb8eaf1353cf3c730.png",
      "sizes": "180x180",
      "type": "image/png"
    },
    {
      "src": "https://a0.muscache.com/airbnb/static/icons/apple-touch-icon-152x152-7b7c6444b63d8b6ebad9dae7169e5ed6.png",
      "sizes": "152x152",
      "type": "image/png"
    },
    {
      "src": "https://a0.muscache.com/airbnb/static/icons/apple-touch-icon-120x120-52b1adb4fe3a8f825fc4b143de12ea4b.png",
      "sizes": "120x120",
      "type": "image/png"
    },
    {
      "src": "https://a0.muscache.com/airbnb/static/icons/apple-touch-icon-76x76-3b313d93b1b5823293524b9764352ac9.png",
      "sizes": "76x76",
      "type": "image/png"
    }
  ],
  "related_applications": [
    {
      "platform": "play",
      "id": "com.airbnb.android",
      "url": "https://play.google.com/store/apps/details?id=com.airbnb.android&hl=en"
    },
    {
      "platform": "itunes",
      "url": "https://itunes.apple.com/us/app/airbnb/id401626263?l=en"
    }
  ]
}