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yt.lesson9.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

yt.lesson9.com

IIS Windows Server

Page Load Speed

19.3 sec in total

First Response

5 sec

Resources Loaded

14.2 sec

Page Rendered

158 ms

yt.lesson9.com screenshot

About Website

Visit yt.lesson9.com now to see the best up-to-date Yt Lesson 9 content and also check out these interesting facts you probably never knew about yt.lesson9.com

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Visit yt.lesson9.com

Key Findings

We analyzed Yt.lesson9.com page load time and found that the first response time was 5 sec and then it took 14.3 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

yt.lesson9.com performance score

0

Network Requests Diagram

yt.114px.com

4982 ms

common.css

1435 ms

common.js

1441 ms

flash.js

1003 ms

cookie.js

1501 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Yt.lesson9.com, 21% (6 requests) were made to Bdimg.share.baidu.com and 14% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (6.1 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 101.5 kB (43%)

Content Size

234.4 kB

After Optimization

132.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yt.lesson9.com main page is 234.4 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. 20% of websites need less resources to load. Javascripts take 117.5 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 46.2 kB

  • Original 57.1 kB
  • After minification 49.4 kB
  • After compression 10.9 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 7.7 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 46.2 kB or 81% of the original size.

Image Optimization

-13%

Potential reduce by 5.2 kB

  • Original 41.3 kB
  • After minification 36.1 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, Yt Lesson 9 needs image optimization as it can save up to 5.2 kB 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

-32%

Potential reduce by 37.3 kB

  • Original 117.5 kB
  • After minification 109.6 kB
  • After compression 80.1 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 37.3 kB or 32% of the original size.

CSS Optimization

-69%

Potential reduce by 12.8 kB

  • Original 18.6 kB
  • After minification 17.2 kB
  • After compression 5.8 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. Yt.lesson9.com needs all CSS files to be minified and compressed as it can save up to 12.8 kB or 69% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (39%)

Requests Now

28

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yt Lesson 9. 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

yt.114px.com

yt.114px.com

4982 ms

common.css

common.css

1435 ms

common.js

common.js

1441 ms

flash.js

flash.js

1003 ms

cookie.js

cookie.js

1501 ms

adsbygoogle.js

adsbygoogle.js

19 ms

logo.jpg

logo.jpg

4258 ms

a4.gif

a4.gif

968 ms

tab_bg.gif

tab_bg.gif

487 ms

search1.gif

search1.gif

781 ms

ca-pub-2207399710212386.js

ca-pub-2207399710212386.js

49 ms

zrt_lookup.html

zrt_lookup.html

61 ms

show_ads_impl.js

show_ads_impl.js

72 ms

1.gif

1.gif

953 ms

navbar2.gif

navbar2.gif

5745 ms

2.gif

2.gif

1502 ms

ads

ads

204 ms

osd.js

osd.js

18 ms

11.jpg

11.jpg

513 ms

h.js

h.js

1278 ms

shell_v2.js

shell_v2.js

711 ms

21.gif

21.gif

945 ms

hm.gif

hm.gif

6050 ms

logger.js

logger.js

365 ms

bds_s_v2.js

bds_s_v2.js

677 ms

bdsstyle.css

bdsstyle.css

288 ms

getnum

getnum

1125 ms

is.png

is.png

1051 ms

sc.png

sc.png

350 ms

SEO Factors

yt.lesson9.com SEO score

0

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yt.lesson9.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Chinese. Our system also found out that Yt.lesson9.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

yt.lesson9.com

Open Graph description is not detected on the main page of Yt Lesson 9. 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: