Trefac.jp Site Title

トレファク公式ファッション通販【TREFAC FASHION】|ブランド品や人気の古着を販売

Trefac.jp Meta Description

トレファク公式ブランド・古着オンラインストア【TREFAC FASHION (トレファクファッション)】メンズ、レディース、ブランド、ジャンル問わず毎日大量入荷中。未使用品も多数取り扱い。

Trefac.jp Test Results

trefac.jp Mobile Usability: 100/100


trefac.jp Mobile Speed: 51/100

Quick overview:
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 441.2KiB (61% reduction).
Compressing and resizing https://www.trefac.jp/smartphone/img/img_db/3090020337498360/w215/2018121918091136001.JPG could save 183.2KiB (98% reduction).
...
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 5 blocking script resources and 6 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.
https://www.trefac.jp/smartphone/js/jquery.cookie.js
...
Optimize CSS Delivery of the following:
https://www.trefac.jp/smartphone/css/common.css
...
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://trefac.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://www.google-analytics.com/analytics.js (2 hours)
...
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 3.1KiB (24% reduction).
Minifying https://www.trefac.jp/smartphone/css/common.css could save 1.9KiB (27% reduction) after compression.
...
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 2.7KiB (66% reduction).
Compressing https://d-cache.microad.jp/js/blade_track_jp.js could save 2.7KiB (66% 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 1.4KiB (19% reduction).
Minifying https://d-cache.microad.jp/js/blade_track_jp.js could save 584B (15% reduction).
...

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