Access poweracademy.cn. 学学教育 Power Academy 全面的英国教育信息网|美国教育专家|英国大学申请|英国大学排名|英国中学|英国生活|英国学校面试|英国教育)

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

62/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

poweracademy.cn

3179 ms

style.css

873 ms

move.js

446 ms

focus.js

451 ms

time.js

452 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that all of those requests were addressed to Poweracademy.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Poweracademy.cn.

Content Size

3.0 MB

After Optimization

2.7 MB

In fact, the total size of Poweracademy.cn main page is 3.0 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 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 13.7 kB

Original 19.7 kB
After minification 18.7 kB
After compression 6.0 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 13.7 kB or 70% of the original size.

Image Optimization

-4%

Potential reduce by 123.1 kB

Original 2.8 MB
After minification 2.7 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. Power Academy images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 77.3 kB

Original 119.2 kB
After minification 118.1 kB
After compression 41.9 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 77.3 kB or 65% of the original size.

CSS Optimization

-80%

Potential reduce by 45.8 kB

Original 57.1 kB
After minification 55.0 kB
After compression 11.3 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. Poweracademy.cn needs all CSS files to be minified and compressed as it can save up to 45.8 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Power Academy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 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 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

<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 the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

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

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

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

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 Poweracademy.cn 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 Poweracademy.cn 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

poweracademy.cn

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

学学教育 Power Academy 全面的英国教育信息网|美国教育专家|英国大学申请|英国大学排名|英国中学|英国生活|英国学校面试|英国教育)

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

poweracademy.cn

style.css

move.js

focus.js

time.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

poweracademy.cn

style.css

move.js

focus.js

time.js

jquery-1.10.1.min.js

layui.css

layer.js

topshadow.jpg

logo.jpg

clock.gif

bj.jpg

time_bg.jpg

ld.jpg

search_bg.jpg

search1.png

banner_bg.jpg

banner_top.jpg

left_btn.png

right_btn.png

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container_bg.jpg

expert.png

booking_link.jpg

consultation_link.jpg

diy2019.png

uk_title.jpg

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Rossall_School.jpg

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