9.4 sec in total
579 ms
8.5 sec
330 ms
Welcome to sei-info.co.jp homepage info - get ready to check Sei Info best content for Japan right away, or after learning these important things about sei-info.co.jp
住友電工情報システムは、Webアプリケーション開発ツール、ワークフローシステム、文書管理システム、購買管理システム、エンタープライズサーチ、Excel業務効率化ツール、IT資産/セキュリティ統合管理システムなど先進のソフトウェア製品を自社開発・純国産パッケージで提供します。
Visit sei-info.co.jpWe analyzed Sei-info.co.jp page load time and found that the first response time was 579 ms and then it took 8.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster. This domain responded with an error, which can significantly jeopardize Sei-info.co.jp rating and web reputation
sei-info.co.jp performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value10.0 s
0/100
25%
Value12.9 s
2/100
10%
Value580 ms
51/100
30%
Value0.745
6/100
15%
Value12.6 s
14/100
10%
579 ms
909 ms
228 ms
724 ms
348 ms
Our browser made a total of 105 requests to load all elements on the main page. We found that 96% of them (101 requests) were addressed to the original Sei-info.co.jp, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Sei-info.co.jp.
Page size can be reduced by 429.6 kB (12%)
3.7 MB
3.2 MB
In fact, the total size of Sei-info.co.jp main page is 3.7 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. 30% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.
Potential reduce by 26.8 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 26.8 kB or 81% of the original size.
Potential reduce by 370.7 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. Sei Info images are well optimized though.
Potential reduce by 32.0 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 32.0 kB or 60% of the original size.
Number of requests can be reduced by 29 (29%)
100
71
The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sei Info. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
sei-info.co.jp
579 ms
www.sei-info.co.jp
909 ms
228 ms
724 ms
348 ms
356 ms
776 ms
267 ms
1005 ms
373 ms
356 ms
406 ms
191 ms
jquery-1.7.2.min.js
6 ms
1360 ms
270 ms
353 ms
519 ms
702 ms
445 ms
290 ms
357 ms
455 ms
analytics.js
141 ms
bg_header_01.gif
351 ms
group-logo.png
362 ms
group-name.png
200 ms
btn_contact.png
200 ms
btn_search.png
195 ms
gnav-bg.png
187 ms
gnav-home.gif
373 ms
gnav-news.gif
387 ms
gnav-event.gif
393 ms
gnav-products.gif
394 ms
gnav-company.gif
530 ms
gnav-recruit.gif
543 ms
h_bg.jpg
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group-logo.png
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group-name.png
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h_menu.jpg
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01_bg.jpg
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01.png
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dammy.png
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01_left.png
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03.png
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03_left.png
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bg.jpg
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inner.jpg
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qs.jpg
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docp.jpg
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collect
3 ms
collect
61 ms
pro.jpg
2797 ms
wf-cloud.jpg
2822 ms
ss.jpg
2889 ms
bg.jpg
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docp.png
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qs.png
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icn_link2.gif
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seminar.jpg
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2798 ms
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quicksolution.jpg
2766 ms
application.jpg
2633 ms
blog.jpg
2676 ms
mail.jpg
1558 ms
icn_gototop.gif
1451 ms
bg_footer_01.gif
1417 ms
img_mega_products_qs.jpg
1305 ms
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btn_dots.png
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1147 ms
sei-info.co.jp accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
sei-info.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
sei-info.co.jp SEO score
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 Sei-info.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 Sei-info.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.
sei-info.co.jp
Open Graph description is not detected on the main page of Sei Info. 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: