16.9 sec in total
761 ms
8.7 sec
7.4 sec
Welcome to prostobuild.ru homepage info - get ready to check Prostobuild best content for Russia right away, or after learning these important things about prostobuild.ru
Строительные калькуляторы. Расчет строительных материалов и конструкций. Калькуляторы металла, балки, стойки, теплопотерь, нагрузок и др.
Visit prostobuild.ruWe analyzed Prostobuild.ru page load time and found that the first response time was 761 ms and then it took 16.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
prostobuild.ru performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value4.0 s
50/100
25%
Value6.2 s
43/100
10%
Value870 ms
33/100
30%
Value0.083
94/100
15%
Value11.9 s
17/100
10%
761 ms
475 ms
523 ms
348 ms
636 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 73% of them (56 requests) were addressed to the original Prostobuild.ru, 8% (6 requests) were made to Pagead2.googlesyndication.com and 5% (4 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (6 sec) belongs to the original domain Prostobuild.ru.
Page size can be reduced by 489.8 kB (26%)
1.9 MB
1.4 MB
In fact, the total size of Prostobuild.ru main page is 1.9 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 1.5 MB which makes up the majority of the site volume.
Potential reduce by 33.6 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 33.6 kB or 77% of the original size.
Potential reduce by 241.5 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, Prostobuild needs image optimization as it can save up to 241.5 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 163.1 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 163.1 kB or 55% of the original size.
Potential reduce by 51.7 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. Prostobuild.ru needs all CSS files to be minified and compressed as it can save up to 51.7 kB or 83% of the original size.
Number of requests can be reduced by 21 (29%)
72
51
The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prostobuild. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
prostobuild.ru
761 ms
jquery.js
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prostobuild.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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
prostobuild.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
prostobuild.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
RU
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prostobuild.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Prostobuild.ru main page’s claimed encoding is windows-1251. 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.
prostobuild.ru
Open Graph description is not detected on the main page of Prostobuild. 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: