Sejuku.net Site Title

プログラミング学習をするなら侍エンジニア塾 - 日本初マンツーマン専門指導のプログラミングスクール

Sejuku.net Meta Description

日本初マンツーマン専門指導のプログラミングスクール。レッスン開始から卒業まで専属講師があなたを徹底サポート。独自Webサービス・アプリ開発まで支援。エンジニアへの就職・転職支援も行います。未経験から最短1ヶ月エンジニアも仕事も。

Sejuku.net Test Results

sejuku.net Mobile Usability: 95/100

Quick overview:
Size content to viewport
The page content is too wide for the viewport, forcing the user to scroll horizontally. Size the page content to the viewport to provide a better user experience.
The page content is 471 CSS pixels wide, but the viewport is only 412 CSS pixels wide. The following elements fall outside the viewport:
The element <small class="heading-ray-id">Ray ID: 43fa3a…4 23:39:56 UTC</small> falls outside the viewport.

sejuku.net Mobile Speed: 73/100

Quick overview:
Reduce server response time
In our test, your server responded in 15.6 seconds. There are many factors that can slow down your server response time. Please read our recommendations to learn how you can monitor and measure where your server is spending the most time.
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 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.
Optimize CSS Delivery of the following:
http://sejuku.net/cdn-cgi/styles/cf.errors.css
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://sejuku.net/cdn-cgi/images/error_icons.png (2 hours)
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 1.1KiB (19% reduction).
Compressing http://sejuku.net/cdn-cgi/images/retry.png could save 1.1KiB (19% reduction).

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