Access vservecommercial.com.

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

83/100

25%

SI (Speed Index)

Value6.2 s

44/100

10%

TBT (Total Blocking Time)

Value610 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

index.php

309 ms

core.css

145 ms

home.css

147 ms

cy.css

150 ms

tj.js

152 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 57% of them (28 requests) were addressed to the original Vservecommercial.com, 14% (7 requests) were made to G.alicdn.com and 8% (4 requests) were made to Player.youku.com. The less responsive or slowest element that took the longest time to load (3.2 sec) relates to the external source Push.zhanzhang.baidu.com.

Content Size

2.1 MB

After Optimization

2.0 MB

In fact, the total size of Vservecommercial.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. 35% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 26.1 kB

Original 31.4 kB
After minification 25.0 kB
After compression 5.4 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 6.4 kB, which is 20% 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 26.1 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 72.1 kB

Original 1.7 MB
After minification 1.6 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. Vservecommercial images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.9 kB

Original 433.1 kB
After minification 433.1 kB
After compression 431.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-12%

Potential reduce by 1.4 kB

Original 12.5 kB
After minification 12.4 kB
After compression 11.0 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. Vservecommercial.com needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 12% of the original size.

Requests Now

After Optimization

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vservecommercial. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

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

High

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

Definition list items are not wrapped in <dl> elements

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

N/A
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vservecommercial.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Vservecommercial.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

vservecommercial.com

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

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

index.php

core.css

home.css

cy.css

tj.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

index.php

core.css

home.css

cy.css

tj.js

hm.js

0.gif

pa

0.gif

logo.png

head_qizhi2.jpg

f256d9440ceb52e5d92d506919de2ae2.jpg

7fbeac4113792b4d6611e15bc515da38.jpg

gsjj.jpg

index_pic5.jpg

index_pic6.jpg

ycxf_pic3.png

index_weix2.jpg

068ca3e9fcf36b38940a3c8ab2993804.jpg

1410a4ce287fb5b0486d24ec9a6b2ec0.jpg

XMTg1MDIzMDAzNg==

push.js

dhbj.gif

banner10.jpg

banner11.jpg

banner12.jpg

.index_fy.png

index_fy.png

index_hsj.png

index_yd.jpg

index_tel.png

ycxf_pic2.png

ycxf_pic4.png

head_sj.png

hm.gif

iframeapi

unifull.min.css

aplus_o.js

index.js

youku-player.umd.min.js

eg.js

yt.gif

index.js

index.js