6.6 sec in total
10 ms
5.8 sec
797 ms
Visit trefac.jp now to see the best up-to-date TREFAC content for Japan and also check out these interesting facts you probably never knew about trefac.jp
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。
Visit trefac.jpWe analyzed Trefac.jp page load time and found that the first response time was 10 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
trefac.jp performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value14.0 s
0/100
25%
Value8.2 s
20/100
10%
Value1,660 ms
11/100
30%
Value0.011
100/100
15%
Value18.1 s
3/100
10%
10 ms
10 ms
612 ms
94 ms
586 ms
Our browser made a total of 110 requests to load all elements on the main page. We found that 87% of them (96 requests) were addressed to the original Trefac.jp, 3% (3 requests) were made to Ajax.googleapis.com and 3% (3 requests) were made to Trefac-f-s.snva.jp. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Trefac.jp.
Page size can be reduced by 174.2 kB (17%)
1.0 MB
874.5 kB
In fact, the total size of Trefac.jp main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 697.6 kB which makes up the majority of the site volume.
Potential reduce by 150.4 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 59.5 kB, which is 36% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 150.4 kB or 90% of the original size.
Potential reduce by 23.0 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. TREFAC images are well optimized though.
Potential reduce by 699 B
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.
Potential reduce by 130 B
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Trefac.jp has all CSS files already compressed.
Number of requests can be reduced by 36 (34%)
105
69
The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TREFAC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
trefac.jp
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trefac.jp accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Definition list items are not wrapped in <dl> elements
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
trefac.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
trefac.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document doesn't use legible font sizes
Tap targets are not sized appropriately
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Trefac.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Trefac.jp main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
trefac.jp
Open Graph data is detected on the main page of TREFAC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: