Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

4kwallpaper.org

4k Wallpapers & Backgrounds For FREE to use [2300+ HD Wallpapers]

Page Load Speed

334 ms in total

First Response

26 ms

Resources Loaded

308 ms

Page Rendered

0 ms

4kwallpaper.org screenshot

About Website

Click here to check amazing 4k Wallpaper content for Russia. Otherwise, check out these important facts you probably never knew about 4kwallpaper.org

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Key Findings

We analyzed 4kwallpaper.org page load time and found that the first response time was 26 ms and then it took 308 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

4kwallpaper.org performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value12,830 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value44.3 s

0/100

10%

Network Requests Diagram

4kwallpaper.org

26 ms

4k

24 ms

bootstrap.min.css

70 ms

style.css

14 ms

113038-scss-output.css

15 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original 4kwallpaper.org, 50% (12 requests) were made to Wallpapers.com and 8% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (218 ms) relates to the external source Cdn.intergient.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 244.6 kB (23%)

Content Size

1.1 MB

After Optimization

819.8 kB

In fact, the total size of 4kwallpaper.org main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 607.1 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 237.2 kB

  • Original 269.5 kB
  • After minification 244.1 kB
  • After compression 32.3 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 237.2 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 607.1 kB
  • After minification 607.1 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. 4k Wallpaper images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 436 B

  • Original 147.8 kB
  • After minification 147.8 kB
  • After compression 147.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-17%

Potential reduce by 6.9 kB

  • Original 40.0 kB
  • After minification 40.0 kB
  • After compression 33.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. 4kwallpaper.org needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (73%)

Requests Now

22

After Optimization

6

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4k Wallpaper. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

4kwallpaper.org accessibility score

79

Accessibility Issues

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.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

4kwallpaper.org best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

4kwallpaper.org SEO score

90

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4kwallpaper.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that 4kwallpaper.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph data is detected on the main page of 4k Wallpaper. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: