Downkr.com Site Title

系统之家_Win10系统_Windows7旗舰版_Win11系统-当客下载站

Downkr.com Meta Description

当客下载站专注提供2022最新的雨林木风、深度技术、电脑公司、番茄花园、萝卜家园等公司开发的Win10系统下载、纯净版XP操作系统,Windows7旗舰版免激活操作系统下载。

Downkr.com Test Results

downkr.com Mobile Usability: 99/100

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" class="search-button"> is close to 2 other tap targets .
...

downkr.com Mobile Speed: 26/100

Quick overview:
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 1.3MiB (56% reduction).
Compressing and resizing http://www.downkr.com/uploadfile/2016/0905/20160905041835545.png could save 465.5KiB (97% 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.downkr.com/statics/mobile/2016/images/bj.png (expiration not specified)
...
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 4 blocking script resources and 1 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
http://m.downkr.com/statics/mobile/2016/js/jquery.js?r=20160624
...
Optimize CSS Delivery of the following:
http://m.downkr.com/statics/mobile/2016/css/home.css?r=2016062710
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://downkr.com/
...
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 117.8KiB (68% reduction).
Compressing http://m.downkr.com/statics/mobile/2016/js/jquery.js?r=20160624 could save 58.9KiB (64% reduction).
...
Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 16.5KiB (27% reduction).
Minifying http://m.downkr.com/statics/mobile/2016/js/iscroll.js?r=2016062412 could save 13.5KiB (26% 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 518B (19% reduction).
Minifying http://m.downkr.com/statics/mobile/2016/css/home.css?r=2016062710 could save 518B (19% reduction) after compression.

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