7.2 sec in total
605 ms
6.2 sec
414 ms
Click here to check amazing Lac content for Japan. Otherwise, check out these important facts you probably never knew about lac.co.jp
株式会社ラックは、先進のセキュリティ対策技術を核としたITトータルソリューションで、お客様のビジネス発展に貢献し、安心・安全な情報化社会の実現を目指します。セキュリティ対策についてお考えなら、株式会社ラックへ。
Visit lac.co.jpWe analyzed Lac.co.jp page load time and found that the first response time was 605 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.
lac.co.jp performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value11.8 s
0/100
25%
Value8.7 s
16/100
10%
Value1,280 ms
18/100
30%
Value0.105
88/100
15%
Value15.6 s
6/100
10%
605 ms
1377 ms
386 ms
373 ms
925 ms
Our browser made a total of 127 requests to load all elements on the main page. We found that 72% of them (92 requests) were addressed to the original Lac.co.jp, 15% (19 requests) were made to Static.xx.fbcdn.net and 2% (3 requests) were made to Analytics.fs-bdash.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Lac.co.jp.
Page size can be reduced by 539.6 kB (55%)
978.2 kB
438.5 kB
In fact, the total size of Lac.co.jp main page is 978.2 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. 40% of websites need less resources to load. Javascripts take 517.6 kB which makes up the majority of the site volume.
Potential reduce by 32.3 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. 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 32.3 kB or 79% of the original size.
Potential reduce by 46.0 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. Obviously, Lac needs image optimization as it can save up to 46.0 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 420.5 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 420.5 kB or 81% of the original size.
Potential reduce by 40.9 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. Lac.co.jp needs all CSS files to be minified and compressed as it can save up to 40.9 kB or 87% of the original size.
Number of requests can be reduced by 32 (26%)
124
92
The browser has sent 124 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
lac.co.jp
605 ms
www.lac.co.jp
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fontreset.css
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common.css
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jquery-1.7.2.min.js
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lac.co.jp accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
lac.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
lac.co.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 uses 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 Lac.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 Lac.co.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.
lac.co.jp
Open Graph description is not detected on the main page of Lac. 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: