23.8 sec in total
387 ms
23.1 sec
358 ms
Click here to check amazing Alfazvuk content for Russia. Otherwise, check out these important facts you probably never knew about alfazvuk.ru
Мы профессионально занимаемся проектированием и инсталляцией различных систем. Являемся дилером крупных дистрибуторов высококачественного профессионального оборудования. Мы можем предложить Вам как го...
Visit alfazvuk.ruWe analyzed Alfazvuk.ru page load time and found that the first response time was 387 ms and then it took 23.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
alfazvuk.ru performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value15.9 s
0/100
25%
Value14.6 s
1/100
10%
Value2,730 ms
3/100
30%
Value0.019
100/100
15%
Value18.0 s
3/100
10%
387 ms
1396 ms
500 ms
745 ms
480 ms
Our browser made a total of 127 requests to load all elements on the main page. We found that 46% of them (59 requests) were addressed to the original Alfazvuk.ru, 33% (42 requests) were made to Web.redhelper.ru and 4% (5 requests) were made to Yastatic.net. The less responsive or slowest element that took the longest time to load (19.8 sec) relates to the external source Informer.yandex.ru.
Page size can be reduced by 398.2 kB (46%)
859.4 kB
461.2 kB
In fact, the total size of Alfazvuk.ru main page is 859.4 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. 45% of websites need less resources to load. Images take 408.6 kB which makes up the majority of the site volume.
Potential reduce by 86.7 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 18.4 kB, which is 16% 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 86.7 kB or 77% of the original size.
Potential reduce by 58.0 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, Alfazvuk needs image optimization as it can save up to 58.0 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 246.8 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 246.8 kB or 75% of the original size.
Potential reduce by 6.8 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. Alfazvuk.ru needs all CSS files to be minified and compressed as it can save up to 6.8 kB or 82% of the original size.
Number of requests can be reduced by 53 (48%)
111
58
The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alfazvuk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
alfazvuk.ru
387 ms
www.alfazvuk.ru
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style.css
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iload.js
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fancy.css
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v42r9LwwxUv8H9mNOJwAAAAFVgBmSAAA=
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alfazvuk.ru 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
alfazvuk.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
alfazvuk.ru 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 uses legible font sizes
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alfazvuk.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 Alfazvuk.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.
alfazvuk.ru
Open Graph description is not detected on the main page of Alfazvuk. 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: