zhihu.com 知乎 - 与世界分享你的知识、经验和见解

Mobile Usability

94/100

Good

Mobile Speed

61/100

Bad

Last tested: 2017-05-08

Rescan
zhihu.com Mobile Usability: 94/100
zhihu.com 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 <div class="DownloadGuide-header">for Android 速度更快,体验更好</div> is close to 2 other tap targets.
The tap target <button class="DownloadGuide-downloadButton">立即下载</button> is close to 1 other tap targets.
The tap target <a href="#signup" class="active">注册</a> is close to 1 other tap targets.
The tap target <a href="#signin">登录</a> is close to 1 other tap targets.
The tap target <input type="text" name="phone_num" class="account"> is close to 1 other tap targets.
The tap target <button type="submit" class="sign-button submit">注册知乎</button> is close to 1 other tap targets.
zhihu.com Mobile Speed: 61/100
zhihu.com Mobile Speed Test Quick Overview

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Your page has 1 blocking script resources and 1 blocking CSS resources. This causes a delay in rendering your page.
https://static.zhihu.com/static/revved/-/js/instant.14757a4a.js
Optimize CSS Delivery of the following:
https://static.zhihu.com/static/revved/-/css/pages…ndex/main.db431217.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://zhihu.com/
http://www.zhihu.com/
https://www.zhihu.com/
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:
https://static.zhihu.com/static/revved/-/js/closure/base.4ed4c84b.js (expiration not specified)
https://static.zhihu.com/static/revved/-/js/closure/page-index.0c71b411.js (expiration not specified)
https://static.zhihu.com/static/revved/-/js/instant.14757a4a.js (expiration not specified)
https://static.zhihu.com/static/revved/-/js/vendor.cb14a042.js (expiration not specified)
https://static.zhihu.com/static/revved/-/css/pages…ndex/main.db431217.css (10 minutes)
https://static.zhihu.com/static/revved/-/js/closure/common.bee7f424.js (10 minutes)
https://static.zhihu.com/static/revved/img/app_pro…r/icon@3x.6362b806.png (10 minutes)
https://static.zhihu.com/static/revved/img/downloa…de/footer.f73f476b.png (10 minutes)
https://static.zhihu.com/static/revved/img/downloa…ogo_black.8f611407.png (10 minutes)
https://static.zhihu.com/static/revved/img/index/logo@2x.e4e2b466.png (10 minutes)
https://ssl.google-analytics.com/ga.js (2 hours)
Reduce server response time

zhihu.com Mobile Resources


Total Resources20
Number of Hosts6
Static Resources12
JavaScript Resources8
CSS Resources1

zhihu.com Mobile Resource Breakdown