6.8 sec in total
1.3 sec
5.2 sec
361 ms
Click here to check amazing RION Sv content for Libyan Arab Jamahiriya. Otherwise, check out these important facts you probably never knew about rion-sv.com
This section is maintained by the Department of Sound and Vibration Measuring Instruments of Rion Corporation. It covers sound level meters, vibration meters, acoustics related products, frequency ana...
Visit rion-sv.comWe analyzed Rion-sv.com page load time and found that the first response time was 1.3 sec and then it took 5.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
rion-sv.com performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value11.6 s
0/100
25%
Value9.2 s
13/100
10%
Value560 ms
53/100
30%
Value0.307
38/100
15%
Value8.8 s
35/100
10%
1331 ms
466 ms
805 ms
789 ms
482 ms
Our browser made a total of 78 requests to load all elements on the main page. We found that 91% of them (71 requests) were addressed to the original Rion-sv.com, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Rion-sv.com.
Page size can be reduced by 151.7 kB (9%)
1.7 MB
1.6 MB
In fact, the total size of Rion-sv.com main page is 1.7 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. 55% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 39.7 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 6.0 kB, which is 12% 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 39.7 kB or 77% of the original size.
Potential reduce by 7.7 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. RION Sv images are well optimized though.
Potential reduce by 35.2 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 35.2 kB or 21% of the original size.
Potential reduce by 69.2 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. Rion-sv.com needs all CSS files to be minified and compressed as it can save up to 69.2 kB or 84% of the original size.
Number of requests can be reduced by 23 (30%)
77
54
The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RION Sv. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
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rion-sv.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
rion-sv.com 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
rion-sv.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
EN
EN
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rion-sv.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Rion-sv.com 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.
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rion-sv.com
Open Graph description is not detected on the main page of RION Sv. 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: