89.6 sec in total
3.1 sec
86.1 sec
351 ms
Visit liaoxuefeng.com now to see the best up-to-date Liaoxuefeng content for China and also check out these interesting facts you probably never knew about liaoxuefeng.com
研究互联网产品和技术,提供原创中文精品教程
Visit liaoxuefeng.comWe analyzed Liaoxuefeng.com page load time and found that the first response time was 3.1 sec and then it took 86.5 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 8 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
liaoxuefeng.com performance score
name
value
score
weighting
Value7.1 s
1/100
10%
Value7.1 s
5/100
25%
Value14.7 s
1/100
10%
Value3,400 ms
2/100
30%
Value0.002
100/100
15%
Value17.7 s
4/100
10%
3138 ms
3067 ms
13540 ms
1197 ms
17600 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 20% of them (16 requests) were addressed to the original Liaoxuefeng.com, 9% (7 requests) were made to Pagead2.googlesyndication.com and 9% (7 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Liaoxuefeng.com.
Page size can be reduced by 429.5 kB (38%)
1.1 MB
689.5 kB
In fact, the total size of Liaoxuefeng.com main page is 1.1 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. 40% of websites need less resources to load. Images take 507.9 kB which makes up the majority of the site volume.
Potential reduce by 29.9 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 5.3 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 29.9 kB or 77% of the original size.
Potential reduce by 9.0 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. Liaoxuefeng images are well optimized though.
Potential reduce by 187.9 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 187.9 kB or 55% of the original size.
Potential reduce by 202.6 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. Liaoxuefeng.com needs all CSS files to be minified and compressed as it can save up to 202.6 kB or 88% of the original size.
Number of requests can be reduced by 32 (47%)
68
36
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Liaoxuefeng. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
liaoxuefeng.com
3138 ms
www.liaoxuefeng.com
3067 ms
codemirror.css
13540 ms
highlight.css
1197 ms
itranswarp.css
17600 ms
all.js
20501 ms
wb.js
233 ms
adsbygoogle.js
228 ms
c.js
1200 ms
hm.js
19989 ms
index.php
1250 ms
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3465 ms
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3678 ms
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2868 ms
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13765 ms
fontawesome-webfont.woff
19872 ms
ca-pub-6727358730461554.js
488 ms
zrt_lookup.html
475 ms
show_ads_impl.js
308 ms
wcem
1194 ms
wcem
2874 ms
wcem
3424 ms
ads
221 ms
osd.js
249 ms
ads
407 ms
ads
414 ms
8706481895840916899
633 ms
abg.js
1572 ms
m_js_controller.js
1691 ms
css
682 ms
googlelogo_color_112x36dp.png
2575 ms
weiboShow.css
192 ms
skin05.css
388 ms
gaea_1_19.js
1042 ms
show.js
188 ms
suda.js
187 ms
wcem
3480 ms
1
229 ms
icon_user.png
65 ms
btns_bg.png
63 ms
icon_follow.png
316 ms
bg_trans.png
96 ms
icon_tips.png
303 ms
a.gif
7854 ms
tmp.gif
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x_button_blue2.png
424 ms
s
58 ms
imgad
325 ms
mobile_unified_button_icon_white.png
367 ms
Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf
319 ms
j6SDDiQit5YY48GNgPpnCluJgoNCzbKlh5o6eVjReZI.js
73 ms
wcem
3039 ms
wcem
6401 ms
adx.php
772 ms
activeview
69 ms
activeview
123 ms
u=222123493,132930695&fm=76
20116 ms
u=991499978,1055354627&fm=76
9734 ms
u=575985261,3740336273&fm=76
20116 ms
reduce_bd-logo1_oper.png
658 ms
u=623665590,3753957106&fm=76
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u=1682381364,2620961392&fm=76
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u=854295511,4196305957&fm=76
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adPic.new.20150909.min.js
195 ms
adx.php
348 ms
adx.php
728 ms
rBEhWlJYrAEIAAAAAAACetYAYQwAAECuwP__W4AAAKS951.png
163 ms
5707ead1Ncd898c4f.jpg
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click.min.js
75 ms
bot-patch.min.js
149 ms
55e40d3fN2a01189f.png
250 ms
fontawesome-webfont.ttf
19955 ms
o.htm
19998 ms
ui
494 ms
liaoxuefeng.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
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 valid value for its [lang] attribute.
liaoxuefeng.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
liaoxuefeng.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Liaoxuefeng.com 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 Liaoxuefeng.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.
liaoxuefeng.com
Open Graph description is not detected on the main page of Liaoxuefeng. 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: