37.1 sec in total
5.3 sec
31.4 sec
440 ms
Welcome to ivyenglish.com.cn homepage info - get ready to check Ivyenglish best content for China right away, or after learning these important things about ivyenglish.com.cn
一家以出版台湾常春藤有声出版公司图书为主,致力于打造赖世雄英语品牌专业英文学习出版物,其中核心产品《赖世雄美语从头学》《赖世雄经典英语语法》
Visit ivyenglish.com.cnWe analyzed Ivyenglish.com.cn page load time and found that the first response time was 5.3 sec and then it took 31.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 24 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
ivyenglish.com.cn performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value9.2 s
1/100
25%
Value18.4 s
0/100
10%
Value90 ms
99/100
30%
Value0.242
51/100
15%
Value7.6 s
46/100
10%
5260 ms
1116 ms
3808 ms
2232 ms
1253 ms
Our browser made a total of 82 requests to load all elements on the main page. We found that 23% of them (19 requests) were addressed to the original Ivyenglish.com.cn, 32% (26 requests) were made to Upload.ivyenglish.com.cn and 9% (7 requests) were made to Img.t.sinajs.cn. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source Upload.ivyenglish.com.cn.
Page size can be reduced by 444.1 kB (63%)
705.6 kB
261.5 kB
In fact, the total size of Ivyenglish.com.cn main page is 705.6 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. 35% of websites need less resources to load. CSS take 221.8 kB which makes up the majority of the site volume.
Potential reduce by 97.2 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. This page needs HTML code to be minified as it can gain 47.2 kB, which is 42% 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 97.2 kB or 87% of the original size.
Potential reduce by 12.2 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. Ivyenglish images are well optimized though.
Potential reduce by 147.3 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 147.3 kB or 67% of the original size.
Potential reduce by 187.6 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. Ivyenglish.com.cn needs all CSS files to be minified and compressed as it can save up to 187.6 kB or 85% of the original size.
Number of requests can be reduced by 19 (33%)
57
38
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ivyenglish. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
ivyenglish.com.cn
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ivyenglish.com.cn accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
ivyenglish.com.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
ivyenglish.com.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
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/).
Impact
Issue
Document uses legible font sizes
ZH
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ivyenglish.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Ivyenglish.com.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.
ivyenglish.com.cn
Open Graph description is not detected on the main page of Ivyenglish. 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: