6.5 sec in total
896 ms
5.2 sec
420 ms
Click here to check amazing Viva Solar content. Otherwise, check out these important facts you probably never knew about viva-solar.jp
フィルム型太陽電池モジュールの販売・システム構築を行うテクノナレッジ・システムのホームページです。施工性に富み、利便性に優れたフィルム型太陽電池モジュールをご提案いたします。
Visit viva-solar.jpWe analyzed Viva-solar.jp page load time and found that the first response time was 896 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
viva-solar.jp performance score
name
value
score
weighting
Value3.2 s
45/100
10%
Value15.9 s
0/100
25%
Value4.9 s
65/100
10%
Value30 ms
100/100
30%
Value0.053
99/100
15%
Value3.7 s
91/100
10%
896 ms
667 ms
1050 ms
353 ms
365 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 92% of them (79 requests) were addressed to the original Viva-solar.jp, 3% (3 requests) were made to Google-analytics.com and 3% (3 requests) were made to Www2.fsaccess.jp. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Viva-solar.jp.
Page size can be reduced by 76.2 kB (6%)
1.3 MB
1.3 MB
In fact, the total size of Viva-solar.jp main page is 1.3 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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 10.2 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 10.2 kB or 69% of the original size.
Potential reduce by 5.1 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. Viva Solar images are well optimized though.
Potential reduce by 42.0 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 42.0 kB or 52% of the original size.
Potential reduce by 18.9 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. Viva-solar.jp needs all CSS files to be minified and compressed as it can save up to 18.9 kB or 83% of the original size.
Number of requests can be reduced by 17 (20%)
85
68
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Viva Solar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
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viva-solar.jp accessibility score
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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
viva-solar.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
Registers an unload listener
Detected JavaScript libraries
Browser errors were logged to the console
viva-solar.jp SEO score
JA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Viva-solar.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 Viva-solar.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.
{{og_description}}
viva-solar.jp
Open Graph description is not detected on the main page of Viva Solar. 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: