Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

arlt.com

PC-Online-Shop: PCs zu Top-Preisen kaufen | ARLT Computer

Page Load Speed

4.8 sec in total

First Response

290 ms

Resources Loaded

4.3 sec

Page Rendered

218 ms

arlt.com screenshot

About Website

Welcome to arlt.com homepage info - get ready to check ARLT best content for Germany right away, or after learning these important things about arlt.com

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Key Findings

We analyzed Arlt.com page load time and found that the first response time was 290 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

arlt.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value3,200 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

Network Requests Diagram

arlt.com

290 ms

www.arlt.com

1612 ms

g=ak.css&14

482 ms

google-1-4-2-jquery.min.js

586 ms

g=ak.js&17

391 ms

Our browser made a total of 109 requests to load all elements on the main page. We found that 72% of them (79 requests) were addressed to the original Arlt.com, 12% (13 requests) were made to Static02.arlt.com and 5% (5 requests) were made to Static03.arlt.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Arlt.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 369.0 kB (28%)

Content Size

1.3 MB

After Optimization

934.4 kB

In fact, the total size of Arlt.com main page is 1.3 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. 45% of websites need less resources to load. Images take 862.1 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 224.4 kB

  • Original 246.2 kB
  • After minification 181.3 kB
  • After compression 21.8 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. This page needs HTML code to be minified as it can gain 64.9 kB, which is 26% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 224.4 kB or 91% of the original size.

Image Optimization

-2%

Potential reduce by 20.8 kB

  • Original 862.1 kB
  • After minification 841.3 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. ARLT images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 114.8 kB

  • Original 184.7 kB
  • After minification 172.0 kB
  • After compression 69.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 114.8 kB or 62% of the original size.

CSS Optimization

-86%

Potential reduce by 8.9 kB

  • Original 10.3 kB
  • After minification 3.9 kB
  • After compression 1.4 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. Arlt.com needs all CSS files to be minified and compressed as it can save up to 8.9 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 56 (54%)

Requests Now

104

After Optimization

48

The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ARLT. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

arlt.com accessibility score

82

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

Image elements do not have [alt] attributes

Best Practices

arlt.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

SEO Factors

arlt.com SEO score

82

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    DE

  • Language Claimed

    DE

  • Encoding

    ISO-8859-15

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Arlt.com can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Arlt.com main page’s claimed encoding is iso-8859-15. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of ARLT. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: