Kddi.com Site Title

KDDI株式会社――Tomorrow, Together

Kddi.com Meta Description

KDDIの公式企業サイトです。KDDIの企業情報、ブランド、個人向け事業、法人向け事業、サステナビリティ、投資家情報、採用情報などをご紹介します。

Kddi.com Test Results

kddi.com Mobile Usability: 100/100


kddi.com Mobile Speed: 45/100

Quick overview:
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 919.4KiB (50% reduction).
Compressing http://media3.kddi.com/extlib/top/144_air.jpg could save 85.1KiB (75% reduction).
...
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 240.6KiB (68% reduction).
Compressing http://www.kddi.com/common/js/s_code_kddi.js could save 108.7KiB (65% reduction).
...
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://www.kddi.com/view_css.php?pageId=201&revision=0&mode=0&cssMode=0&noTag=1&blockId=0&alias=_201
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://org2-media3.kddi.com/extlib/module/img_ip.gif (expiration not specified)
...
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 19.9KiB (12% reduction).
Minifying http://www.kddi.com/common/js/s_code_kddi.js could save 17.5KiB (11% 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 10.1KiB (16% reduction).
Minifying http://www.kddi.com/ could save 10.1KiB (16% 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 4.2KiB (16% reduction).
Minifying http://media3.kddi.com/extlib/css/mainarea.css could save 1.5KiB (18% reduction) after compression.
...

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