20.5 sec in total
6.8 sec
13.5 sec
248 ms
Welcome to 5156edu.com homepage info - get ready to check 5156 Edu best content for China right away, or after learning these important things about 5156edu.com
无忧无虑中学语文网
Visit 5156edu.comWe analyzed 5156edu.com page load time and found that the first response time was 6.8 sec and then it took 13.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
5156edu.com performance score
name
value
score
weighting
Value3.1 s
47/100
10%
Value3.3 s
70/100
25%
Value10.1 s
9/100
10%
Value14,180 ms
0/100
30%
Value0.186
66/100
15%
Value23.2 s
1/100
10%
6754 ms
763 ms
912 ms
914 ms
968 ms
Our browser made a total of 30 requests to load all elements on the main page. We found that 30% of them (9 requests) were addressed to the original 5156edu.com, 17% (5 requests) were made to Pagead2.googlesyndication.com and 13% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (6.8 sec) belongs to the original domain 5156edu.com.
Page size can be reduced by 225.2 kB (39%)
582.1 kB
356.9 kB
In fact, the total size of 5156edu.com main page is 582.1 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. 25% of websites need less resources to load. Javascripts take 330.2 kB which makes up the majority of the site volume.
Potential reduce by 23.5 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. 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 23.5 kB or 76% of the original size.
Potential reduce by 5.1 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. 5156 Edu images are well optimized though.
Potential reduce by 195.3 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 195.3 kB or 59% of the original size.
Potential reduce by 1.3 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. 5156edu.com needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 68% of the original size.
Number of requests can be reduced by 9 (32%)
28
19
The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 5156 Edu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
5156edu.com
6754 ms
style.css
763 ms
dot_03.gif
912 ms
button_left.gif
914 ms
button_right.gif
968 ms
adsbygoogle.js
7 ms
ca-pub-6937289349939761.js
38 ms
zrt_lookup.html
44 ms
show_ads_impl.js
69 ms
button_bg.gif
374 ms
ads
232 ms
osd.js
16 ms
203598605721833358
54 ms
abg.js
61 ms
m_js_controller.js
72 ms
googlelogo_color_112x36dp.png
105 ms
s
23 ms
x_button_blue2.png
23 ms
j6SDDiQit5YY48GNgPpnCluJgoNCzbKlh5o6eVjReZI.js
13 ms
c.js
6150 ms
lg.js
429 ms
login.jpg
435 ms
reg.jpg
385 ms
ecmm
1884 ms
ads
230 ms
h.js
1378 ms
redir.html
50 ms
push
64 ms
iframe.html
14 ms
pixel
18 ms
5156edu.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
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
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 [lang] attribute
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
5156edu.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
5156edu.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
N/A
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 5156edu.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) and no language is claimed in <html> or <meta> tags either. Our system also found out that 5156edu.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
5156edu.com
Open Graph description is not detected on the main page of 5156 Edu. 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: