Tools & Wizards About Us

Report Summary

  • 65

    Performance

    Renders faster than
    78% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

it579.net

环讯传媒,永康网络公司,永康网站建设,永康小程序开发制作,永康网站制作,武义网页设计,金华地区网站SEO优化推广 - 永康市环讯电子商务有限公司

Page Load Speed

7.5 sec in total

First Response

868 ms

Resources Loaded

6.3 sec

Page Rendered

378 ms

About Website

Click here to check amazing It 579 content. Otherwise, check out these important facts you probably never knew about it579.net

永康环讯网络公司是永康市本地的网络公司，环讯网络为永康企业提供网站建设、网页设计、网站制作、网站推广和SEO优化、网站策划、域名注册、空间租用、企业邮箱等服务。环讯网络公司是永康地区技术很强的永康网络公司。我们的客户涵盖金华、武义、义乌等地。

Visit it579.net

Key Findings

We analyzed It579.net page load time and found that the first response time was 868 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

it579.net performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

88/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value90 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.24

52/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

it579.net

868 ms

jquery-1.7.2.min.js

614 ms

ScrollPicLeft.js

396 ms

css.css

415 ms

responsiveslides.css

416 ms

Our browser made a total of 128 requests to load all elements on the main page. We found that 72% of them (92 requests) were addressed to the original It579.net, 11% (14 requests) were made to Bdimg.share.baidu.com and 5% (7 requests) were made to Crm.it579.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain It579.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 105.6 kB (5%)

Content Size

2.3 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of It579.net main page is 2.3 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. 60% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 38.4 kB

  • Original 50.6 kB
  • After minification 46.1 kB
  • After compression 12.2 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 38.4 kB or 76% of the original size.

Image Optimization

-2%

Potential reduce by 45.1 kB

  • Original 2.1 MB
  • After minification 2.1 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. It 579 images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 18.8 kB

  • Original 117.6 kB
  • After minification 117.6 kB
  • After compression 98.8 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 18.8 kB or 16% of the original size.

CSS Optimization

-26%

Potential reduce by 3.2 kB

  • Original 12.6 kB
  • After minification 12.6 kB
  • After compression 9.4 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. It579.net needs all CSS files to be minified and compressed as it can save up to 3.2 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (29%)

Requests Now

119

After Optimization

84

  • Images
  • JavaScript
  • CSS

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of It 579. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

it579.net accessibility score

43

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

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

it579.net 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

it579.net SEO score

74

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise It579.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that It579.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 It 579. 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: