meduza.io

https://meduza.io/
Ничего лишнего, только факты
Added 3 months ago, Updated 20 hours ago

LIGHTHOUSE 55

Lighthouse version2.3.0
Progressive Web App55
Registers a Service Workertrue
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 3Gfalse
User will not be prompted to Install the Web Appfalse
Is not configured for a custom splash screenfalse
Address bar does not match brand colorsfalse
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
Performance33
First meaningful paint54
First Interactive (beta)22
Consistently Interactive (beta)22
Perceptual Speed Index64
Estimated Input Latency0
Reduce render-blocking stylesheets0
Reduce render-blocking scripts0
Properly size images100
Offscreen images0
Optimize images100
Serve images as WebP0
Enable text compression90
Has enormous network payloads22
Avoids an excessive DOM size100
Critical Request Chainsfalse
User Timing marks and measurestrue
Screenshot Thumbnails100
Accessibility77
`[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 do not have an accessible name.false
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 not unique.false
`<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 do not have `[alt]` attributes.false
`<input type="image">` elements have `[alt]` text.true
Form elements do not have associated labels.false
Presentational `<table>` elements avoid using `<th>`, `<caption>` or the `[summary]` attribute.true
Links do not have a discernable name.false
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).true
List items (`<li>`) are not contained within `<ul>` or `<ol>` parent elements.false
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
Uses passive listeners to improve scrolling performancetrue
Avoids Mutation Events in its own scriptstrue
Uses `document.write()`false
Does not open external anchors using `rel="noopener"`false
Avoids requesting the geolocation permission on page loadtrue
Requests the notification permission on page loadfalse
Avoids deprecated APIstrue
Manifest's `short_name` will be truncated when displayed on homescreenfalse
Allows users to paste into password fieldstrue

WebPageTest

PageSpeed Insights

MANIFEST

{
  "display": "standalone",
  "gcm_sender_id": "103953800507",
  "gcm_user_visible_only": true
}