8.3 sec in total
843 ms
7 sec
417 ms
Welcome to allpku.com homepage info - get ready to check Allpku best content for China right away, or after learning these important things about allpku.com
北大纵横
Visit allpku.comWe analyzed Allpku.com page load time and found that the first response time was 843 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
allpku.com performance score
name
value
score
weighting
Value2.9 s
52/100
10%
Value8.6 s
1/100
25%
Value8.3 s
19/100
10%
Value60 ms
100/100
30%
Value0.203
61/100
15%
Value3.6 s
91/100
10%
843 ms
245 ms
492 ms
497 ms
975 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 97% of them (58 requests) were addressed to the original Allpku.com, 3% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain Allpku.com.
Page size can be reduced by 506.7 kB (25%)
2.0 MB
1.5 MB
In fact, the total size of Allpku.com main page is 2.0 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 1.9 MB which makes up the majority of the site volume.
Potential reduce by 30.9 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 7.0 kB, which is 18% 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 30.9 kB or 81% of the original size.
Potential reduce by 424.6 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. Obviously, Allpku needs image optimization as it can save up to 424.6 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 42.0 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 42.0 kB or 36% of the original size.
Potential reduce by 9.2 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. Allpku.com needs all CSS files to be minified and compressed as it can save up to 9.2 kB or 43% of the original size.
Number of requests can be reduced by 21 (36%)
59
38
The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Allpku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
allpku.com
843 ms
common.css
245 ms
index.css
492 ms
respon.css
497 ms
jquery.js
975 ms
common.js
499 ms
ratio-img.js
493 ms
autuimg.js
499 ms
zh_CN.js
735 ms
layer.js
739 ms
TDES.js
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AjaxHandler_BDZH.js
989 ms
Validate.js
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jquery.bxslider.css
988 ms
jquery.bxslider.min2.js
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index.js
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jquery-validate.js
1216 ms
jquery-pwStrength.js
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jquery.cityselect.js
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jquery-xhrtextares.js
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WdatePicker.js
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layer.css
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en.png
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logo.png
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search_but01.png
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know_bnimg01.jpg
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right_menu1.jpg
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WdatePicker.css
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new_png.png
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hm.js
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bx_loader.gif
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controls.png
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allpku.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.
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
Links do not have a discernible name
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.
allpku.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
allpku.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Allpku.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 Allpku.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.
allpku.com
Open Graph description is not detected on the main page of Allpku. 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: