38.4 sec in total
2.4 sec
34.8 sec
1.2 sec
Welcome to 5haoxue.net homepage info - get ready to check 5 Haoxue best content for China right away, or after learning these important things about 5haoxue.net
好学电子课本网提供小学初中高中各年级教材电子课本,每个年级包括高一教材及其他年级教材,语文电子课本,数学电子课本,英语电子课本全部学课在内,更有人教版电子课本,部编版电子课本,外研版英语等多种版别的电子课本在线阅读,是在家学习以及上网课的好帮手。
Visit 5haoxue.netWe analyzed 5haoxue.net page load time and found that the first response time was 2.4 sec and then it took 36 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 16 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
5haoxue.net performance score
name
value
score
weighting
Value2.7 s
60/100
10%
Value3.0 s
79/100
25%
Value5.3 s
57/100
10%
Value30 ms
100/100
30%
Value0
100/100
15%
Value3.7 s
91/100
10%
2430 ms
5923 ms
2604 ms
9365 ms
2233 ms
Our browser made a total of 76 requests to load all elements on the main page. We found that 16% of them (12 requests) were addressed to the original 5haoxue.net, 54% (41 requests) were made to Img1.5haoxue.net and 7% (5 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source Img1.5haoxue.net.
Page size can be reduced by 244.8 kB (9%)
2.8 MB
2.6 MB
In fact, the total size of 5haoxue.net main page is 2.8 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. 25% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.
Potential reduce by 74.7 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 23.0 kB, which is 26% 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 74.7 kB or 86% of the original size.
Potential reduce by 11.8 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. 5 Haoxue images are well optimized though.
Potential reduce by 127.8 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 127.8 kB or 66% of the original size.
Potential reduce by 30.6 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. 5haoxue.net needs all CSS files to be minified and compressed as it can save up to 30.6 kB or 81% of the original size.
Number of requests can be reduced by 24 (43%)
56
32
The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 5 Haoxue. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.
{{url}}
{{time}} ms
5haoxue.net 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.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<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
Image elements do not have [alt] attributes
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.
5haoxue.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
5haoxue.net SEO score
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
Tap targets are not sized appropriately
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 5haoxue.net 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 5haoxue.net 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.
{{og_description}}
5haoxue.net
Open Graph description is not detected on the main page of 5 Haoxue. 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: