5.6 sec in total
631 ms
4.7 sec
290 ms
Visit u-car.co.jp now to see the best up-to-date U Car content for Japan and also check out these interesting facts you probably never knew about u-car.co.jp
株式会社ユーストカードットコムが運営する中古車情報の総合サービスサイト。全国のAA相場情報サービス「ユーストカーハイパー」、クルマ情報を網羅する「カー辞典」、現場の中古車査定を支援する「査定システム」など、中古車業界を全面的に支援しています。
Visit u-car.co.jpWe analyzed U-car.co.jp page load time and found that the first response time was 631 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster. This domain responded with an error, which can significantly jeopardize U-car.co.jp rating and web reputation
u-car.co.jp performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value5.1 s
24/100
25%
Value6.3 s
42/100
10%
Value70 ms
99/100
30%
Value0.08
94/100
15%
Value3.6 s
91/100
10%
631 ms
317 ms
315 ms
308 ms
822 ms
Our browser made a total of 78 requests to load all elements on the main page. We found that 99% of them (77 requests) were addressed to the original U-car.co.jp, 1% (1 request) were made to Seal.verisign.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain U-car.co.jp.
Page size can be reduced by 193.5 kB (23%)
823.7 kB
630.2 kB
In fact, the total size of U-car.co.jp main page is 823.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 636.6 kB which makes up the majority of the site volume.
Potential reduce by 284 B
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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 284 B or 41% of the original size.
Potential reduce by 53.5 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. U Car images are well optimized though.
Potential reduce by 139.0 kB
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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 139.0 kB or 75% of the original size.
Potential reduce by 803 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. U-car.co.jp needs all CSS files to be minified and compressed as it can save up to 803 B or 73% of the original size.
Number of requests can be reduced by 47 (64%)
74
27
The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U Car. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
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u-car.co.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.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Links do not have a discernible name
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.
u-car.co.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
u-car.co.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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 uses legible font sizes
JA
N/A
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise U-car.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that U-car.co.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
{{og_description}}
u-car.co.jp
Open Graph description is not detected on the main page of U Car. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: