Rcdesign.ru Радиоуправляемые Модели и Игрушки: Самолеты, Вертолеты, Машины, Авиамодели, Катера, Лодки. RC Design.
Радиоуправляемые модели и игрушки. Авиамодели, автомодели, вертолеты, самолеты, лодки. Ведущий информационный портал.
rcdesign.ru Mobile Performance
95/100
These metrics represent real-world Chrome users experience viewing rcdesign.ru on mobile devices. Reports are focused on loading performance and other critical factors that most affect user experience. Follow our guide to track, optimize, and improve the quality of your web pages.
User Loading Experience
Cumulative Layout Shift
First Input Delay
First Contentful Paint
Largest Contentful Paint
Metrics
Cumulative Layout Shift39/100 0.305
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Speed Index90/100 3.4 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
First Contentful Paint98/100 1.7 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Largest Contentful Paint99/100 1.7 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Time to Interactive100/100 1.7 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Total Blocking Time100/100 0 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Should Fix (8)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Eliminate render-blocking resources
Potential savings of 480 ms
482 ms
Serve images in next-gen formats
Potential savings of 20 KiB
150 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Avoid `document.write()`
Serve static assets with an efficient cache policy
24 resources found
Avoid chaining critical requests
6 chains found
Largest Contentful Paint element
1 element found
Keep request counts low and transfer sizes small
33 requests • 93 KiB
Avoid large layout shifts
5 elements found
Passed Audits (19)
Remove unused JavaScript
Initial server response time was short
Root document took 480 ms
Preconnect to required origins
Defer offscreen images
Use video formats for animated content
Properly size images
Avoids enormous network payloads
Total size was 93 KiB
Minimizes main-thread work
0.6 s
Minify CSS
Remove unused CSS
Preload key requests
Enable text compression
JavaScript execution time
0.0 s
Uses passive listeners to improve scrolling performance
Efficiently encode images
Potential savings of 8 KiB
All text remains visible during webfont loads
Avoids an excessive DOM size
245 elements
Minify JavaScript
Avoid multiple page redirects
Potential savings of 5,670 ms
rcdesign.ru Mobile SEO
69/100
These checks ensure that your page is optimized for search engine results ranking. There are additional factors Lighthouse does not check that may affect your search ranking. Learn more. Run these additional validators on your site to check additional SEO best practices.
Should Fix (4)
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have `[alt]` attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. Learn more.
Tap targets are not sized appropriately
Document doesn't use legible font sizes
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`
Passed Audits (9)
Document avoids plugins
Document has a meta description
Links are crawlable
Document has a valid `hreflang`
Page has successful HTTP status code
Links have descriptive text
Page isn’t blocked from indexing
Document has a `<title>` element
robots.txt is valid
rcdesign.ru Mobile Best Practices
69/100
These checks highlight opportunities to improve the overall code health of rcdesign.ru mobile page. Current recommendations will help to make your page fast and secure, to create a good user experience and to avoid deprecated technologies.
Should Fix (4)
User Experience
Serves images with low resolution
Trust and Safety
Does not use HTTPS
29 insecure requests found
Links to cross-origin destinations are unsafe
Browser Compatibility
Page lacks the HTML doctype, thus triggering quirks-mode
Passed Audits (10)
Allows users to paste into password fields
No browser errors logged to the console
Avoids requesting the notification permission on page load
Avoids Application Cache
Properly defines charset
Avoids front-end JavaScript libraries with known security vulnerabilities
Detected JavaScript libraries
Displays images with correct aspect ratio
Avoids deprecated APIs
Avoids requesting the geolocation permission on page load
rcdesign.ru Mobile Progressive Web App
29/100
These checks validate the aspects of a Progressive Web App. Learn more. These checks are required by the baseline PWA Checklist but are not automatically checked by Lighthouse. They do not affect your score but it's important that you verify them manually.
Should Fix (12)
Fast and reliable
`start_url` does not respond with a 200 when offline
Current page does not respond with a 200 when offline
Installable
Does not use HTTPS
29 insecure requests found
Does not register a service worker that controls page and `start_url`
Web app manifest does not meet the installability requirements
PWA Optimized
Does not set a theme color for the address bar.
Does not redirect HTTP traffic to HTTPS
Does not provide a valid `apple-touch-icon`
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`
Manifest doesn't have a maskable icon
Content is not sized correctly for the viewport
Is not configured for a custom splash screen
Passed Audits (2)
Page load is fast enough on mobile networks
Contains some content when JavaScript is not available
rcdesign.ru Mobile Accessibility
44/100
These checks highlight opportunities to improve the accessibility of your web app. Only a subset of accessibility issues can be automatically detected so manual testing is also encouraged. These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.
Should Fix (7)
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Image elements do not have `[alt]` attributes
Links do not have a discernible name
`<input type="image">` elements do not have `[alt]` text
Form elements do not have associated labels
Navigation
These are opportunities to improve keyboard navigation in your application.
Some elements have a `[tabindex]` value greater than 0
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
`<html>` element does not have a `[lang]` attribute
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (9)
Heading elements appear in a sequentially-descending order
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[aria-hidden="true"]` is not present on the document `<body>`
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
The page contains a heading, skip link, or landmark region
Document has a `<title>` element
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
Presentational `<table>` elements avoid using `<th>`, `<caption>` or the `[summary]` attribute.
Mobile Usability
61/100
These checks validate how easily a visitor can use rcdesign.ru on a mobile device. Test results include a list of any mobile usability problems. Mobile usability problems are issues that can affect a user that visits the page on a mobile (small screen) device, including small font sizes (which are hard to read on a small screen).
Should Fix (3)
Use legible font sizes
Size tap targets appropriately
Configure the viewport
Passed Audits (2)
Avoid plugins
Size content to viewport
Mobile Speed
77/100
These checks analyze the performance of rcdesign.ru on mobile devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?
Should Fix (6)
Leverage browser caching
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Optimize images
Enable compression
Minify CSS
Minify JavaScript
Passed Audits (4)
Avoid landing page redirects
Reduce server response time
Minify HTML
Prioritize visible content
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