U-can.co.jp Site Title

通信教育講座なら生涯学習のユーキャン

U-can.co.jp Meta Description

生涯学習のユーキャンは、「学ぶよろこびをあなたに」をモットーに、役立つ資格から、趣味、実用講座などさまざまな通信教育をご紹介しています。

U-can.co.jp Test Results

u-can.co.jp Mobile Usability: 100/100


u-can.co.jp Mobile Speed: 38/100

Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 4 blocking script 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.
https://assets.adobedtm.com/57c3bef7a9e1040f4d26517eaae3869146324366/satelliteLib-cd24ea69fd843b5ffcd5b21ac839f6f9a55e7b21.js
...
Avoid landing page redirects
Your page has 3 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://u-can.co.jp/
...
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://c.tgknt.com/c/j/d5JPK79I_bsF (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 268.7KiB (70% reduction).
Compressing https://assets.sprocket.bz/gears/navigation/js/navigation.js?_=1576074119616 could save 110.1KiB (68% 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 36.3KiB (33% reduction).
Minifying https://sprocket-assets.s3.amazonaws.com/config/c784396f09394934854876c953dfbae8.json could save 17.7KiB (42% reduction).
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 10.3KiB (32% reduction).
Compressing https://www.u-can.co.jp/common/imgs/logo.png could save 1.5KiB (25% reduction).
...
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 663B (16% reduction).
Minifying https://js.fout.jp/beacon.html?from=dmp could save 475B (15% reduction) after compression.
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