Access ioclearning.com. 江南体育网安卓版

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.024

100/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

ioclearning.com

178 ms

www.ioclearning.com

313 ms

jquery.3.5.2.min.m.js

71 ms

base.css

144 ms

style.css

212 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 93% of them (68 requests) were addressed to the original Ioclearning.com, 1% (1 request) were made to Sdk.51.la and 1% (1 request) were made to Img.baidu.com. The less responsive or slowest element that took the longest time to load (5.6 sec) belongs to the original domain Ioclearning.com.

Content Size

17.8 MB

After Optimization

15.3 MB

In fact, the total size of Ioclearning.com main page is 17.8 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. 60% of websites need less resources to load. Images take 17.6 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 38.4 kB

Original 49.5 kB
After minification 44.0 kB
After compression 11.1 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 5.5 kB, which is 11% 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 38.4 kB or 78% of the original size.

Image Optimization

-13%

Potential reduce by 2.3 MB

Original 17.6 MB
After minification 15.3 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. Obviously, Ioclearning needs image optimization as it can save up to 2.3 MB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 87.4 kB

Original 131.5 kB
After minification 131.5 kB
After compression 44.0 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 87.4 kB or 66% of the original size.

CSS Optimization

-19%

Potential reduce by 642 B

Original 3.4 kB
After minification 3.4 kB
After compression 2.7 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. Ioclearning.com needs all CSS files to be minified and compressed as it can save up to 642 B or 19% of the original size.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ioclearning. 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 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 interpretation of your content by users in different locales.

High

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

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

Image elements do not have [alt] attributes

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

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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 doesn't use 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 Ioclearning.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 Ioclearning.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

ioclearning.com

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

江南体育网安卓版_江南体育网址大全

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

ioclearning.com

www.ioclearning.com

jquery.3.5.2.min.m.js

base.css

style.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

ioclearning.com

www.ioclearning.com

jquery.3.5.2.min.m.js

base.css

style.css

iconfont.css

index.css

slick.css

index.html

js-sdk-pro.min.js

logo-80px.gif

search.png

logo_440x140.v.4.png

logo.png

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flog.png

wem.png

index.css

swiper.min.js

headerbg.png

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bannerbg_01.png

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