Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 74

    SEO

    Google-friendlier than
    32% of websites

cadex.com

Battery Maintenance Systems, Analyzers, Testers, Chargers and Battery Packs | Cadex Electronics

Page Load Speed

4.7 sec in total

First Response

1.5 sec

Resources Loaded

3 sec

Page Rendered

165 ms

cadex.com screenshot

About Website

Welcome to cadex.com homepage info - get ready to check Cadex best content for United States right away, or after learning these important things about cadex.com

Improve reliability and lifespan with a battery management system from Cadex Electronics.

Visit cadex.com

Key Findings

We analyzed Cadex.com page load time and found that the first response time was 1.5 sec and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

cadex.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.051

99/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

Network Requests Diagram

en

1544 ms

taz5dtf.js

57 ms

jquery-1.7.1.min.js

17 ms

jquery.validate.js

11 ms

jquery.dropkick-1.0.0.js

18 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 72% of them (52 requests) were addressed to the original Cadex.com, 11% (8 requests) were made to Use.typekit.com and 6% (4 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Cadex.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 935.0 kB (45%)

Content Size

2.1 MB

After Optimization

1.1 MB

In fact, the total size of Cadex.com main page is 2.1 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. Javascripts take 977.7 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 122.4 kB

  • Original 158.3 kB
  • After minification 155.8 kB
  • After compression 35.9 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 122.4 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 15.5 kB

  • Original 793.3 kB
  • After minification 777.9 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. Cadex images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 663.1 kB

  • Original 977.7 kB
  • After minification 940.1 kB
  • After compression 314.5 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 663.1 kB or 68% of the original size.

CSS Optimization

-87%

Potential reduce by 134.0 kB

  • Original 154.5 kB
  • After minification 120.4 kB
  • After compression 20.5 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. Cadex.com needs all CSS files to be minified and compressed as it can save up to 134.0 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (37%)

Requests Now

65

After Optimization

41

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cadex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

cadex.com accessibility score

83

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

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

High

Form elements do not have associated labels

Best Practices

cadex.com best practices score

75

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

cadex.com SEO score

74

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Cadex.com 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 Cadex.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

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