5.9 sec in total
558 ms
5.1 sec
248 ms
Welcome to startlab.co.jp homepage info - get ready to check Startlab best content for Japan right away, or after learning these important things about startlab.co.jp
ビクター記録メディア商品の仕様・品質についてのお問い合わせ(スマホ関連商品/企画商品等)についてご案内しています。
Visit startlab.co.jpWe analyzed Startlab.co.jp page load time and found that the first response time was 558 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
startlab.co.jp performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value6.4 s
9/100
25%
Value9.1 s
13/100
10%
Value570 ms
52/100
30%
Value0
100/100
15%
Value7.0 s
53/100
10%
558 ms
175 ms
808 ms
304 ms
313 ms
Our browser made a total of 111 requests to load all elements on the main page. We found that 86% of them (96 requests) were addressed to the original Startlab.co.jp, 7% (8 requests) were made to Google.com and 4% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Startlab.co.jp.
Page size can be reduced by 1.1 MB (32%)
3.5 MB
2.4 MB
In fact, the total size of Startlab.co.jp main page is 3.5 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. 45% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.
Potential reduce by 44.0 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 22.2 kB, which is 43% 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 44.0 kB or 85% of the original size.
Potential reduce by 785.7 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. Obviously, Startlab needs image optimization as it can save up to 785.7 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 89.0 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 89.0 kB or 37% of the original size.
Potential reduce by 182.8 kB
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. Startlab.co.jp needs all CSS files to be minified and compressed as it can save up to 182.8 kB or 86% of the original size.
Number of requests can be reduced by 36 (34%)
107
71
The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Startlab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
startlab.co.jp
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startlab.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
startlab.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
Browser errors were logged to the console
startlab.co.jp SEO score
JA
JA
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Startlab.co.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 Startlab.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.
startlab.co.jp
Open Graph description is not detected on the main page of Startlab. 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: