Access contecso.com. 大红鹰娱乐官网-首页

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value19.5 s

0/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.066

97/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

contecso.com

385 ms

www.contecso.com

730 ms

jquery-web.js

4 ms

base.css

126 ms

idangerous.swiper.css

333 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 71% of them (55 requests) were addressed to the original Contecso.com, 15% (12 requests) were made to Cn-tn.com and 6% (5 requests) were made to 0. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Sdk.51.la.

Content Size

305.1 kB

After Optimization

188.5 kB

In fact, the total size of Contecso.com main page is 305.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 183.4 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 38.3 kB

Original 51.2 kB
After minification 41.7 kB
After compression 12.8 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 9.5 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 38.3 kB or 75% of the original size.

Image Optimization

-41%

Potential reduce by 75.1 kB

Original 183.4 kB
After minification 108.3 kB

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. Obviously, Contecso needs image optimization as it can save up to 75.1 kB or 41% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 2.9 kB

Original 70.0 kB
After minification 70.0 kB
After compression 67.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-27%

Potential reduce by 155 B

Original 564 B
After minification 564 B
After compression 409 B

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. Contecso.com needs all CSS files to be minified and compressed as it can save up to 155 B or 27% of the original size.

Requests Now

After Optimization

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Contecso. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 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

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

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

High

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

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

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

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 Contecso.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 Contecso.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

contecso.com

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

大红鹰娱乐官网-首页

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

contecso.com

www.contecso.com

jquery-web.js

base.css

idangerous.swiper.css

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

contecso.com

www.contecso.com

jquery-web.js

base.css

idangerous.swiper.css

idangerous.swiper.scrollbar.css

common.css

animate.css

ggjj.js

jquery.easydrag.js

jquery-1.11.0.min.js

popup.js

modernizr.js

phone_menu.js

scrollTop.js

scroll.js

countUp.min.js

big5.js

idangerous.swiper.min.js

idangerous.swiper.scrollbar.js

common.js

logo.jpg

ghs.png

login.do

sub_nav1.jpg

sub_nav7.jpg

sub_nav3.jpg

sub_nav4.jpg

sub_nav5.jpg

logo_mobile.jpg

menu_mobile.png

phone.png

banner_height_adjust.png

txt_yj.png

txt_smart.png

txt_lithium.png

solution_common.jpg

solution_01_fig.jpg

solution_icon_01.png

solution_02_fig.jpg

solution_icon_02.png

solution_05_fig.jpg

solution_icon_05.png