32.5 sec in total
7.9 sec
24.3 sec
300 ms
Click here to check amazing 51 Ou content for China. Otherwise, check out these important facts you probably never knew about 51ou.com
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Visit 51ou.comWe analyzed 51ou.com page load time and found that the first response time was 7.9 sec and then it took 24.6 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.
51ou.com performance score
name
value
score
weighting
Value0
0/100
10%
Value0
0/100
25%
Value0
0/100
10%
Value0
0/100
30%
Value0.087
93/100
15%
Value0
0/100
10%
7883 ms
1595 ms
9152 ms
937 ms
400 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 47% of them (26 requests) were addressed to the original 51ou.com, 16% (9 requests) were made to Cpro.baidustatic.com and 11% (6 requests) were made to Su.bdimg.com. The less responsive or slowest element that took the longest time to load (15.5 sec) belongs to the original domain 51ou.com.
Page size can be reduced by 317.4 kB (55%)
576.7 kB
259.3 kB
In fact, the total size of 51ou.com main page is 576.7 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. 30% of websites need less resources to load. Javascripts take 379.2 kB which makes up the majority of the site volume.
Potential reduce by 43.9 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. 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 43.9 kB or 79% of the original size.
Potential reduce by 11.6 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. 51 Ou images are well optimized though.
Potential reduce by 251.5 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 251.5 kB or 66% of the original size.
Potential reduce by 10.4 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. 51ou.com needs all CSS files to be minified and compressed as it can save up to 10.4 kB or 80% of the original size.
Number of requests can be reduced by 12 (23%)
52
40
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 51 Ou. 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.
51ou.com
7883 ms
style.css
1595 ms
logo.gif
9152 ms
3w.js
937 ms
pic1_mubanzhijia_com.gif
400 ms
161643L39_lit.jpg
1160 ms
161S5G21_lit.jpg
4166 ms
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9068 ms
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1961 ms
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4624 ms
1_0616160HQ493.gif
6072 ms
00463N364_lit.jpg
5060 ms
1U0064J2_lit.jpg
7122 ms
js
14250 ms
pic2_mubanzhijia_com.gif
4584 ms
224P12619_lit.jpg
6945 ms
095H23934_lit.jpg
5317 ms
2036205542_lit.jpg
15503 ms
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8524 ms
f.js
764 ms
i.js
797 ms
uf.js
1333 ms
16023935K_lit.jpg
8330 ms
hm.js
1185 ms
ccem
1570 ms
ui
821 ms
hm.gif
754 ms
s.js
1117 ms
ls.js
425 ms
ls_flowbar.js
431 ms
home
2040 ms
ccem
1051 ms
ccem
1806 ms
jquery_a4373ccd.js
888 ms
cpro.js
860 ms
adx.php
1251 ms
icon_12px.png
543 ms
arrow_left_60_e700a3bb.png
426 ms
arrow_left_50_1dfda915.png
681 ms
reduce_bd-logo1_oper.png
488 ms
closefeedback.min.js
582 ms
reduce_promotion_oper.png
508 ms
bd_logo.png
494 ms
bg_rb.png
522 ms
nopic.jpg
1089 ms
o.htm
651 ms
hm.gif
807 ms
51ou.com accessibility score
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
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
51ou.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
51ou.com SEO score
N/A
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 51ou.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 51ou.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.
51ou.com
Open Graph description is not detected on the main page of 51 Ou. 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: