Tools & Wizards About Us
a4tech.com screenshot

Report Summary

  • 81

    Performance

    Renders faster than
    86% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

a4tech.com

A4TECH Official Website

Page Load Speed

2.2 sec in total

First Response

181 ms

Resources Loaded

1.9 sec

Page Rendered

179 ms

a4tech.com screenshot

About Website

Click here to check amazing A4TECH content for Pakistan. Otherwise, check out these important facts you probably never knew about a4tech.com

A global leader of computer peripherals such as keyboard, mice, web camera, wireless products and gaming.

Visit a4tech.com

Key Findings

We analyzed A4tech.com page load time and found that the first response time was 181 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

a4tech.com performance score

81

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

a4tech.com

181 ms

default.aspx

173 ms

css.css

185 ms

default.css

124 ms

js.js

251 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 97% of them (30 requests) were addressed to the original A4tech.com, 3% (1 request) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 26.8 kB (2%)

Content Size

1.7 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of A4tech.com main page is 1.7 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. 20% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 21.8 kB

  • Original 27.1 kB
  • After minification 25.1 kB
  • After compression 5.2 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 21.8 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

  • Original 1.7 MB
  • After minification 1.7 MB

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. A4TECH images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 3.0 kB

  • Original 10.6 kB
  • After minification 10.6 kB
  • After compression 7.6 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 3.0 kB or 28% of the original size.

CSS Optimization

-23%

Potential reduce by 877 B

  • Original 3.8 kB
  • After minification 3.8 kB
  • After compression 2.9 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. A4tech.com needs all CSS files to be minified and compressed as it can save up to 877 B or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (10%)

Requests Now

29

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A4TECH. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

a4tech.com

a4tech.com

181 ms

default.aspx

default.aspx

173 ms

css.css

css.css

185 ms

default.css

default.css

124 ms

js.js

js.js

251 ms

mainMenu.js

mainMenu.js

108 ms

defaultSwap.js

defaultSwap.js

122 ms

hm.js

hm.js

1426 ms

favicon.ico

favicon.ico

123 ms

searchBut.png

searchBut.png

63 ms

a4logo.png

a4logo.png

65 ms

blank.gif

blank.gif

64 ms

index-1.jpg

index-1.jpg

338 ms

index-2.jpg

index-2.jpg

304 ms

index-3.jpg

index-3.jpg

309 ms

index-4.jpg

index-4.jpg

311 ms

0602113492012058.jpg

0602113492012058.jpg

126 ms

0704095092121325.jpg

0704095092121325.jpg

190 ms

0704092698582970.jpg

0704092698582970.jpg

193 ms

2603273060178709.jpg

2603273060178709.jpg

253 ms

2603253947204093.jpg

2603253947204093.jpg

257 ms

2902215775917026.jpg

2902215775917026.jpg

317 ms

0311310593231184.jpg

0311310593231184.jpg

328 ms

0301410233968870.jpg

0301410233968870.jpg

366 ms

1302341189483441.jpg

1302341189483441.jpg

606 ms

1302331162329557.jpg

1302331162329557.jpg

717 ms

1311283953362107.jpg

1311283953362107.jpg

571 ms

0409015218945002.jpg

0409015218945002.jpg

452 ms

2405185627869742.jpg

2405185627869742.jpg

512 ms

1009595609506553.jpg

1009595609506553.jpg

470 ms

indexSwapBut.gif

indexSwapBut.gif

514 ms

Accessibility Review

a4tech.com accessibility score

64

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

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

a4tech.com 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

High

Browser errors were logged to the console

SEO Factors

a4tech.com SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise A4tech.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that A4tech.com 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

a4tech.com

Open Graph description is not detected on the main page of A4TECH. 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: