Access 2vnet.net. 企业网站建设_小程序开发_APP开发_镇江网站优化推广_镇江网站设计制作公司-上海果谷科技网络有限公司

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.9 s

89/100

10%

2vnet.net

756 ms

style.css

990 ms

home.css

507 ms

animate.min.css

1250 ms

jquery.min.js

768 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 91% of them (60 requests) were addressed to the original 2vnet.net, 2% (1 request) were made to Im.im0511.com and 2% (1 request) were made to Hzs1.cnzz.com. The less responsive or slowest element that took the longest time to load (9.2 sec) belongs to the original domain 2vnet.net.

Content Size

2.8 MB

After Optimization

2.5 MB

In fact, the total size of 2vnet.net main page is 2.8 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. 55% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 40.2 kB

Original 51.9 kB
After minification 42.8 kB
After compression 11.7 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 9.1 kB, which is 18% 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 40.2 kB or 77% of the original size.

Image Optimization

-4%

Potential reduce by 103.0 kB

Original 2.6 MB
After minification 2.5 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. 2 Vnet images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 72.5 kB

Original 121.9 kB
After minification 121.9 kB
After compression 49.4 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 72.5 kB or 59% of the original size.

CSS Optimization

-80%

Potential reduce by 54.0 kB

Original 67.6 kB
After minification 67.4 kB
After compression 13.6 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. 2vnet.net needs all CSS files to be minified and compressed as it can save up to 54.0 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 2 Vnet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

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.

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

ZH
Language Claimed

ZH
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 2vnet.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that 2vnet.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

2vnet.net

Open Graph description is not detected on the main page of 2 Vnet. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

企业网站建设_小程序开发_APP开发_镇江网站优化推广_镇江网站设计制作公司-上海果谷科技网络有限公司

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

2vnet.net

style.css

home.css

animate.min.css

jquery.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

2vnet.net

style.css

home.css

animate.min.css

jquery.min.js

common.js

jquery.SuperSlide.2.1.1.js

z_stat-4607202_4607202.js

cgwl_1.js

public.min.js

logo.png

common_icons.png

common_icons1.png

logo2.png

map1.png

map2.png

bg.jpg

slogan.png

slogan_intro.png

bg2.jpg

slogan2.png

slogan_intro2.png

slogan_intro2x.png

bg3.jpg

slogan3.png

flexnav.png

jiantou_a.png

icon.png

enter-icon.png

3512726712063e59f47e855ef375d04a.jpg

phone_b.png

fd64704fff03e6de09459d5985b5b70c.jpg

f26537b20e90134da541939e8b32e64f.jpg

a79053a623d0e0c343d6b7a3e8a5fd5d.jpg

bf27a69a6bb4adc35d7375656b284c13.jpg

0e4ff4784d81865503124e58c80e368e.jpg

c4a0809b3baadd9b51c1ca85338bc45d.jpg

ab03445571473db70d40f5199d154215.jpg

solution-bgimg-4.jpg

solution-icon.png

solution-item-1.png

solution-item-2.png

solution-item-3.png