Access vekadin.com. 944cc天下资料大全-免费完整资料

name

value

score

weighting

FCP (First Contentful Paint)

Value8.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value19.3 s

0/100

10%

TBT (Total Blocking Time)

Value990 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.777

5/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

vekadin.com

196 ms

www.vekadin.com

2451 ms

css.css

12 ms

in.css

158 ms

jquery-1.8.2.min.js

23 ms

Our browser made a total of 133 requests to load all elements on the main page. We found that 36% of them (48 requests) were addressed to the original Vekadin.com, 31% (41 requests) were made to 7689903831901666.top and 21% (28 requests) were made to Img.dlwjdh.com. The less responsive or slowest element that took the longest time to load (6.1 sec) relates to the external source 7689903831901666.top.

Content Size

4.6 MB

After Optimization

4.2 MB

In fact, the total size of Vekadin.com main page is 4.6 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. 65% of websites need less resources to load. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 26.1 kB

Original 34.5 kB
After minification 29.5 kB
After compression 8.4 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 5.0 kB, which is 14% 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 76% of the original size.

Image Optimization

-4%

Potential reduce by 150.1 kB

Original 4.2 MB
After minification 4.0 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. Vekadin images are well optimized though.

JavaScript Optimization

-51%

Potential reduce by 161.1 kB

Original 318.1 kB
After minification 293.2 kB
After compression 157.0 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 161.1 kB or 51% of the original size.

CSS Optimization

-19%

Potential reduce by 9.9 kB

Original 51.0 kB
After minification 50.8 kB
After compression 41.1 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. Vekadin.com needs all CSS files to be minified and compressed as it can save up to 9.9 kB or 19% of the original size.

Requests Now

127

After Optimization

The browser has sent 127 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vekadin. 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 7 to 1 for CSS 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 semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

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

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

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

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

High

robots.txt is not valid

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

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vekadin.com 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 Vekadin.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

vekadin.com

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

944cc天下资料大全-免费完整资料

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

vekadin.com

www.vekadin.com

css.css

in.css

jquery-1.8.2.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

vekadin.com

www.vekadin.com

css.css

in.css

jquery-1.8.2.min.js

baidupush.js

jquery@2.2.0.min.js

index.js

base.js

js.js

ptabs.js

kefu.js

base.js

js.js

push.js

tj.js

tongji.js

7689903831901666.top

logo.png

41f32629aa07f2fa38620700d6eefa10@1920X480.jpg

tel.jpg

nav_bg.jpg

sou.png

cp_bg.jpg

left_t.png

left_con.png

list.png

tel1.jpg

ys_bg.jpg

ys_t.png

ys_img1.jpg

ys_img2.jpg

ys_img3.jpg

ys_img4.jpg

ys_list.jpg

case_t.jpg

ico1.png

lc_bg.jpg

lc1.jpg

lc2.jpg

lc3.jpg

lc4.jpg

lc5.jpg