8.8 sec in total
1.8 sec
6.3 sec
624 ms
Welcome to note.youdao.com homepage info - get ready to check Note Youdao best content for China right away, or after learning these important things about note.youdao.com
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Visit note.youdao.comWe analyzed Note.youdao.com page load time and found that the first response time was 1.8 sec and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
note.youdao.com performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value18.8 s
0/100
25%
Value15.0 s
1/100
10%
Value110 ms
97/100
30%
Value0
100/100
15%
Value5.7 s
68/100
10%
1846 ms
1576 ms
1566 ms
166 ms
346 ms
Our browser made a total of 24 requests to load all elements on the main page. We found that 96% of them (23 requests) were addressed to the original Note.youdao.com, 4% (1 request) were made to Hubble-js-bucket.nosdn.127.net. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Note.youdao.com.
Page size can be reduced by 1.5 MB (21%)
7.2 MB
5.7 MB
In fact, the total size of Note.youdao.com main page is 7.2 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. HTML takes 2.8 MB which makes up the majority of the site volume.
Potential reduce by 1.1 MB
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 1.1 MB or 41% of the original size.
Potential reduce by 344.2 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. Obviously, Note Youdao needs image optimization as it can save up to 344.2 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 4.2 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.
Number of requests can be reduced by 4 (19%)
21
17
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Note Youdao. 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.
note.youdao.com
1846 ms
note.youdao.com
1576 ms
DATracker.sync.1.6.12.8.js
1566 ms
9075e3e.js
166 ms
73ab49b.js
346 ms
514a3b6.js
945 ms
817ae4d.js
1214 ms
93c1107.js
1854 ms
ynote-logo.d8ea7de.png
173 ms
new-btn.a7b4acd.png
161 ms
home-1.1b3bf9c.png
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download-2.c8523d3.png
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ai1.4ce98db.png
368 ms
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528 ms
ai3.28d084a.png
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ai4.38e314c.png
1112 ms
user-1.ecc3c2a.png
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user-2.94edf97.png
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user-3.e5d1e5f.png
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user-4.bb1607e.png
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home-2.b9b4f60.png
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public.d9afdab.png
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beian.8ac5f69.png
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element-icons.313f7da.woff
1468 ms
note.youdao.com 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.
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.
note.youdao.com 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
General
Impact
Issue
Detected JavaScript libraries
note.youdao.com 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
ZH
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Note.youdao.com 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 Note.youdao.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.
note.youdao.com
Open Graph description is not detected on the main page of Note Youdao. 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: