Report Summary

  • 18

    Performance

    Renders faster than
    38% of other websites

  • 45

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    34% of websites

  • 71

    SEO

    Google-friendlier than
    39% of websites

cxem.net

Сайт ПАЯЛЬНИК. Все для радиолюбителя - схемы, форум, программы, сервисы.

Page Load Speed

2.5 sec in total

First Response

299 ms

Resources Loaded

1.9 sec

Page Rendered

297 ms

cxem.net screenshot

About Website

Welcome to cxem.net homepage info - get ready to check Cxem best content for Russia right away, or after learning these important things about cxem.net

ПАЯЛЬНИК - все для радиолюбителя: статьи и конструкции, обучающие материалы, программы, форум, вопросы-ответы. Обзоры и карта радиолюбительских магазинов.

Visit cxem.net

Key Findings

We analyzed Cxem.net page load time and found that the first response time was 299 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

cxem.net performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value5,280 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.045

99/100

15%

TTI (Time to Interactive)

Value20.3 s

2/100

10%

Network Requests Diagram

cxem.net

299 ms

style.css

93 ms

main.css

186 ms

jquery.min.js

41 ms

jquery.sticky.js

183 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 57% of them (53 requests) were addressed to the original Cxem.net, 14% (13 requests) were made to Vk.com and 3% (3 requests) were made to An.yandex.ru. The less responsive or slowest element that took the longest time to load (903 ms) belongs to the original domain Cxem.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 668.6 kB (42%)

Content Size

1.6 MB

After Optimization

935.0 kB

In fact, the total size of Cxem.net main page is 1.6 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. 50% of websites need less resources to load. Images take 894.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 100.6 kB

  • Original 123.2 kB
  • After minification 118.4 kB
  • After compression 22.6 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 100.6 kB or 82% of the original size.

Image Optimization

-16%

Potential reduce by 146.7 kB

  • Original 894.2 kB
  • After minification 747.5 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. Obviously, Cxem needs image optimization as it can save up to 146.7 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 335.8 kB

  • Original 480.1 kB
  • After minification 405.6 kB
  • After compression 144.3 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 335.8 kB or 70% of the original size.

CSS Optimization

-81%

Potential reduce by 85.5 kB

  • Original 106.1 kB
  • After minification 87.0 kB
  • After compression 20.6 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. Cxem.net needs all CSS files to be minified and compressed as it can save up to 85.5 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (29%)

Requests Now

89

After Optimization

63

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cxem. 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

cxem.net accessibility score

45

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

cxem.net 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

High

Browser errors were logged to the console

SEO Factors

cxem.net SEO score

71

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cxem.net can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 Cxem.net 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 Cxem. 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: