4.1 sec in total
557 ms
3.1 sec
524 ms
Welcome to rsvo.ru homepage info - get ready to check Rsvo best content for Russia right away, or after learning these important things about rsvo.ru
ФГУП Российские сети вещания и оповещения: Строительство и эксплуатация разноуровневых систем оповещения
Visit rsvo.ruWe analyzed Rsvo.ru page load time and found that the first response time was 557 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
rsvo.ru performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value3.2 s
72/100
25%
Value4.2 s
78/100
10%
Value280 ms
81/100
30%
Value0.113
86/100
15%
Value7.1 s
52/100
10%
557 ms
228 ms
28 ms
136 ms
45 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 76% of them (42 requests) were addressed to the original Rsvo.ru, 7% (4 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Rsvo.ru.
Page size can be reduced by 673.5 kB (20%)
3.4 MB
2.8 MB
In fact, the total size of Rsvo.ru main page is 3.4 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. 65% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.
Potential reduce by 18.7 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 5.0 kB, which is 20% 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 18.7 kB or 76% of the original size.
Potential reduce by 59.2 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. Rsvo images are well optimized though.
Potential reduce by 339.7 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 339.7 kB or 74% of the original size.
Potential reduce by 255.9 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. Rsvo.ru needs all CSS files to be minified and compressed as it can save up to 255.9 kB or 84% of the original size.
Number of requests can be reduced by 11 (22%)
49
38
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rsvo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
rsvo.ru
557 ms
228 ms
css
28 ms
style.css
136 ms
jquery.min.js
45 ms
script.js
264 ms
kernel_main.css
263 ms
template_114203be4bd1ccaeef92e2eb444fc8de_0096074390c485970f5685464a0048ef.css
281 ms
kernel_main.js
525 ms
template_90a0f89f85f27f4d4048557cace7faba_f09861282b26edc9c031b98aa1b13e3e.js
282 ms
logo_1.png
1262 ms
banner.png
131 ms
border.png
132 ms
rsvo.png
134 ms
enter.png
143 ms
search.png
143 ms
menu.png
143 ms
submenu.png
270 ms
shadow.png
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prev.png
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next.png
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list.png
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www-embed-player-vflQrT_sR.css
70 ms
www-embed-player.js
98 ms
base.js
175 ms
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ad_status.js
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rsvo.ru 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
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
rsvo.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
rsvo.ru 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
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rsvo.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 Rsvo.ru 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.
rsvo.ru
Open Graph description is not detected on the main page of Rsvo. 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: