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1

Performance

Renders faster than
19% of other websites
65

Accessibility

Visual factors better than
that of 31% of websites
75

Best Practices

More advanced features
available than in
36% of websites
85

SEO

Google-friendlier than
56% of websites

First Response

880 ms

Resources Loaded

24.8 sec

Page Rendered

506 ms

tver.petrovichstd.ru screenshot

About Website

Welcome to tver.petrovichstd.ru homepage info - get ready to check Tver Petrovichstd best content for Russia right away, or after learning these important things about tver.petrovichstd.ru

Все строительные материалы — в фирменном интернет-магазине Петрович. ✓ 7 строительных центров в Санкт-Петербурге — Доставим за 4 часа или бесплатно — Звоните круглосуточно: ☎ +7(812)334-88-88. Качеств...

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Key Findings

We analyzed Tver.petrovichstd.ru page load time and found that the first response time was 880 ms and then it took 25.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value28.2 s

0/100

25%

SI (Speed Index)

Value19.0 s

0/100

10%

TBT (Total Blocking Time)

Value9,890 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.142

1/100

15%

TTI (Time to Interactive)

Value33.6 s

0/100

10%

tver.petrovichstd.ru

880 ms

tver.petrovich.ru

573 ms

style.min.css

880 ms

jquery.min.js

918 ms

jquery.cookie.js

394 ms

Our browser made a total of 172 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Tver.petrovichstd.ru, 16% (28 requests) were made to Tdp.ru and 9% (15 requests) were made to Tver.petrovich.ru. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Vk.com.

Content Size

1.5 MB

After Optimization

838.3 kB

In fact, the total size of Tver.petrovichstd.ru main page is 1.5 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. 50% of websites need less resources to load. Images take 637.1 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 68.0 kB

Original 86.7 kB
After minification 74.6 kB
After compression 18.8 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 12.1 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 68.0 kB or 78% of the original size.

Image Optimization

-9%

Potential reduce by 54.6 kB

Original 637.1 kB
After minification 582.5 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. Tver Petrovichstd images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 334.8 kB

Original 534.4 kB
After minification 521.1 kB
After compression 199.6 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 334.8 kB or 63% of the original size.

CSS Optimization

-85%

Potential reduce by 207.9 kB

Original 245.3 kB
After minification 238.5 kB
After compression 37.4 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. Tver.petrovichstd.ru needs all CSS files to be minified and compressed as it can save up to 207.9 kB or 85% of the original size.

Requests Now

146

After Optimization

55

The browser has sent 146 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tver Petrovichstd. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

RU
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tver.petrovichstd.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 Tver.petrovichstd.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.

Social Sharing Optimization

tver.petrovichstd.ru

Open Graph description is not detected on the main page of Tver Petrovichstd. 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: