Tools & Wizards About Us

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

itxpower.net

厂家供应电源适配器 电池充电器 开关电源适配器 开关电源--奥博特电子

Page Load Speed

5.5 sec in total

First Response

656 ms

Resources Loaded

4.5 sec

Page Rendered

332 ms

About Website

Click here to check amazing Itxpower content for China. Otherwise, check out these important facts you probably never knew about itxpower.net

专业生产开关电源,充电器,电源适配器厂家.主要产品有:电源适配器,电池充电器,开关电源,电源供应器,LED电源等电源产品.电源适配器0.5-120W,电池充电器0.5W-120W,开关电源60-250W均有生产,公司始终秉承人才与产品并重的原则,拥有一批高素质,充满活力,富有创新精神的专业电子工程队伍

Visit itxpower.net

Key Findings

We analyzed Itxpower.net page load time and found that the first response time was 656 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

itxpower.net performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.097

90/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

itxpower.net

656 ms

index.css

278 ms

jquery-1.11.0.min.js

660 ms

public.js

421 ms

jquery-1.12.0.min.js

653 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 94% of them (58 requests) were addressed to the original Itxpower.net, 5% (3 requests) were made to Hm.baidu.com and 2% (1 request) were made to Push.zhanzhang.baidu.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Itxpower.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 74.5 kB (5%)

Content Size

1.5 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Itxpower.net main page is 1.5 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 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 30.6 kB

  • Original 38.2 kB
  • After minification 33.5 kB
  • After compression 7.6 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. This page needs HTML code to be minified as it can gain 4.7 kB, which is 12% 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 30.6 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 21.6 kB

  • Original 1.4 MB
  • After minification 1.4 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. Itxpower images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 20.9 kB

  • Original 94.1 kB
  • After minification 94.1 kB
  • After compression 73.2 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 20.9 kB or 22% of the original size.

CSS Optimization

-39%

Potential reduce by 1.4 kB

  • Original 3.7 kB
  • After minification 3.7 kB
  • After compression 2.2 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. Itxpower.net needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (42%)

Requests Now

60

After Optimization

35

  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Itxpower. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

itxpower.net accessibility score

60

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

itxpower.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

SEO Factors

itxpower.net SEO score

67

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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