Tools & Wizards About Us
english.blcu.edu.cn screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 44

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 50

    SEO

    Google-friendlier than
    19% of websites

english.blcu.edu.cn

Beijing Language and University

Page Load Speed

10.7 sec in total

First Response

1.2 sec

Resources Loaded

9.3 sec

Page Rendered

296 ms

english.blcu.edu.cn screenshot

About Website

Click here to check amazing English Blcu content for China. Otherwise, check out these important facts you probably never knew about english.blcu.edu.cn

Visit english.blcu.edu.cn

Key Findings

We analyzed English.blcu.edu.cn page load time and found that the first response time was 1.2 sec and then it took 9.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

english.blcu.edu.cn performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.138

79/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

english.blcu.edu.cn

1153 ms

jquery.js

807 ms

urite.min.js

537 ms

infotag.css

538 ms

multilineText.css

535 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 97% of them (59 requests) were addressed to the original English.blcu.edu.cn, 2% (1 request) were made to and 2% (1 request) were made to Blcu.edu.cn. The less responsive or slowest element that took the longest time to load (6.8 sec) belongs to the original domain English.blcu.edu.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 116.3 kB (2%)

Content Size

5.5 MB

After Optimization

5.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of English.blcu.edu.cn main page is 5.5 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. 30% of websites need less resources to load. Images take 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 12.7 kB

  • Original 16.9 kB
  • After minification 15.9 kB
  • After compression 4.2 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 12.7 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 101.1 kB

  • Original 5.4 MB
  • After minification 5.3 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. English Blcu images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 1.7 kB

  • Original 41.1 kB
  • After minification 41.1 kB
  • After compression 39.4 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

-15%

Potential reduce by 760 B

  • Original 5.2 kB
  • After minification 5.2 kB
  • After compression 4.4 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. English.blcu.edu.cn needs all CSS files to be minified and compressed as it can save up to 760 B or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (20%)

Requests Now

56

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of English Blcu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

english.blcu.edu.cn

english.blcu.edu.cn

1153 ms

jquery.js

jquery.js

807 ms

urite.min.js

urite.min.js

537 ms

infotag.css

infotag.css

538 ms

multilineText.css

multilineText.css

535 ms

bt_multilineText.js

bt_multilineText.js

535 ms

pagegray.css

pagegray.css

525 ms

basic.css

basic.css

799 ms

index.css

index.css

798 ms

jquery-1.8.0.min.js

jquery-1.8.0.min.js

1318 ms

focua.js

focua.js

799 ms

publish.js

publish.js

1045 ms

top_left.js

top_left.js

1057 ms

top_right.js

top_right.js

1057 ms

logo.js

logo.js

1058 ms

search.js

search.js

1065 ms

1506282110301122.js

1506282110301122.js

1304 ms

focub.js

focub.js

1317 ms

copyRight.js

copyRight.js

1316 ms

,_data_uri_useable=1

,_data_uri_useable=1

0 ms

mob01.png

mob01.png

260 ms

s_mob03.png

s_mob03.png

262 ms

mob02.png

mob02.png

266 ms

mob04.png

mob04.png

262 ms

s_mob05.png

s_mob05.png

263 ms

Events.jpg

Events.jpg

1809 ms

Events2.jpg

Events2.jpg

2068 ms

Events3.jpg

Events3.jpg

2325 ms

Events4.jpg

Events4.jpg

2322 ms

arial.jpg

arial.jpg

2583 ms

scanteen.jpg

scanteen.jpg

1082 ms

ssports%20and%20facilities.jpg

ssports%20and%20facilities.jpg

1599 ms

slibrary_small.jpg

slibrary_small.jpg

2115 ms

saround%20campus.jpg

saround%20campus.jpg

2067 ms

language_02.gif

language_02.gif

2324 ms

tri_arr.gif

tri_arr.gif

2305 ms

language_06.png

language_06.png

2352 ms

language_08.gif

language_08.gif

2559 ms

language_logo.png

language_logo.png

2560 ms

language_ico.png

language_ico.png

2562 ms

language_11.png

language_11.png

2561 ms

language_15.gif

language_15.gif

2604 ms

bg_04.gif

bg_04.gif

2811 ms

btn_main_img.png

btn_main_img.png

2812 ms

FoBg.png

FoBg.png

2814 ms

pic01.jpg

pic01.jpg

5737 ms

pic02.jpg

pic02.jpg

3073 ms

pic03.jpg

pic03.jpg

6773 ms

pic04.jpg

pic04.jpg

6502 ms

pic05.jpg

pic05.jpg

6420 ms

hover_left.png

hover_left.png

3071 ms

hover_right.png

hover_right.png

3331 ms

bg_01.jpg

bg_01.jpg

3849 ms

btn.png

btn.png

3591 ms

play.png

play.png

3850 ms

icona.png

icona.png

4069 ms

visit.jsp

visit.jsp

3885 ms

bg_03.jpg

bg_03.jpg

4139 ms

iconb.png

iconb.png

4142 ms

language_32.gif

language_32.gif

4396 ms

visit.jsp

visit.jsp

899 ms

Accessibility Review

english.blcu.edu.cn accessibility score

44

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

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

Internationalization and localization

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

Impact

Issue

High

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

Names and labels

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.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

english.blcu.edu.cn best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

english.blcu.edu.cn SEO score

50

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise English.blcu.edu.cn can be misinterpreted by Google and other search engines. Our service has detected that English 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 English.blcu.edu.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

english.blcu.edu.cn

Open Graph description is not detected on the main page of English Blcu. 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: