12.7 sec in total
844 ms
11.4 sec
384 ms
Welcome to vt-spb.ru homepage info - get ready to check Vt Spb best content for Russia right away, or after learning these important things about vt-spb.ru
Официальный сайт ведущего российского разработчика и производителя лабораторного оборудования для измельчения и рассева материалов. Работаем с 1992 года.
Visit vt-spb.ruWe analyzed Vt-spb.ru page load time and found that the first response time was 844 ms and then it took 11.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
vt-spb.ru performance score
name
value
score
weighting
Value8.9 s
0/100
10%
Value24.9 s
0/100
25%
Value17.5 s
0/100
10%
Value4,260 ms
1/100
30%
Value0.278
44/100
15%
Value33.9 s
0/100
10%
844 ms
442 ms
273 ms
210 ms
271 ms
Our browser made a total of 338 requests to load all elements on the main page. We found that 91% of them (307 requests) were addressed to the original Vt-spb.ru, 1% (5 requests) were made to Code.jivosite.com and 1% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Vt-spb.ru.
Page size can be reduced by 1.5 MB (21%)
7.4 MB
5.8 MB
In fact, the total size of Vt-spb.ru main page is 7.4 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 5.5 MB which makes up the majority of the site volume.
Potential reduce by 468.2 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. This page needs HTML code to be minified as it can gain 72.6 kB, which is 14% 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 468.2 kB or 88% of the original size.
Potential reduce by 420.3 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. Vt Spb images are well optimized though.
Potential reduce by 454.2 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 454.2 kB or 44% of the original size.
Potential reduce by 205.7 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. Vt-spb.ru needs all CSS files to be minified and compressed as it can save up to 205.7 kB or 66% of the original size.
Number of requests can be reduced by 65 (20%)
327
262
The browser has sent 327 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vt Spb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.
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vt-spb.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.
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
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
vt-spb.ru 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
Browser errors were logged to the console
Page has valid source maps
vt-spb.ru 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
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
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vt-spb.ru can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Vt-spb.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.
vt-spb.ru
Open Graph description is not detected on the main page of Vt Spb. 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: