Csdn.net Site Title

CSDN.NET - 全球最大中文IT社区,为IT专业技术人员提供最全面的信息传播和服务平台

Csdn.net Test Results

Csdn.net Mobile Usability: 100/100

Csdn.net Mobile Speed: 57/100

Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 2 blocking script resources and 1 blocking CSS resources. This causes a delay in rendering your page.
Remove render-blocking JavaScript:
http://www.csdn.net/js/jquery-1.4.2.min.js
...
Optimize CSS Delivery of the following:
http://m.csdn.net/css/news.css
Avoid landing page redirects
Your page has 2 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://csdn.net/
...
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
http://m.csdn.net/css/news.css (expiration not specified)
...
Enable compression
Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 51.6KiB (66% reduction).
Compressing http://www.csdn.net/js/jquery-1.4.2.min.js could save 46.5KiB (65% reduction).
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 8.3KiB (67% reduction).
Losslessly compressing http://m.csdn.net/images/btn_bg.png could save 2.5KiB (91% reduction).
...

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