400.cn 易号网_手机版_400电话申请_400电话办理_www.400.cn

Mobile Usability



Mobile Speed



Last tested: 2017-08-29

400.cn Mobile Usability: 96/100
400.cn Mobile Usability Test Quick Overview

Size tap targets appropriately

Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target <button type="submit"></button> is close to 1 other tap targets.
The tap target <a href="/zi_xun_zhong_xin">资讯中心</a> and 11 others are close to other tap targets.
400.cn Mobile Speed: 58/100
400.cn Mobile Speed Test 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.
Optimize CSS Delivery of the following:
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.
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 104.2KiB (71% reduction).
Compressing http://m.400.cn/static/js/jquery.js could save 61.1KiB (65% reduction).
Compressing http://m.400.cn/ could save 26.8KiB (86% reduction).
Compressing http://m.400.cn/static/css/main.css could save 14.8KiB (80% reduction).
Compressing http://m.400.cn/static/js/main.js could save 1.5KiB (56% reduction).
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.400.cn/static/css/main.css (expiration not specified)
http://m.400.cn/static/img/b-about2.png (expiration not specified)
http://m.400.cn/static/img/b-index.png (expiration not specified)
http://m.400.cn/static/img/body.jpg (expiration not specified)
http://m.400.cn/static/img/icon.png (expiration not specified)
http://m.400.cn/static/js/jquery.js (expiration not specified)
http://m.400.cn/static/js/main.js (expiration not specified)
Minify HTML

Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 15KiB (49% reduction).
Minifying http://m.400.cn/ could save 15KiB (49% reduction).
Optimize images

Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 8.2KiB (12% reduction).
Compressing http://m.400.cn/static/img/icon.png could save 7.4KiB (11% reduction).
Compressing http://m.400.cn/static/img/body.jpg could save 751B (15% reduction).
Minify CSS

Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 5.1KiB (28% reduction).
Minifying http://m.400.cn/static/css/main.css could save 5.1KiB (28% reduction).

400.cn Mobile Resources

Total Resources12
Number of Hosts4
Static Resources7
JavaScript Resources3
CSS Resources1

400.cn Mobile Resource Breakdown