Tools & Wizards About Us

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

prombez-pro.ru

Билеты по промышленной безопасности - Билеты Ростехнадзора

Page Load Speed

7 sec in total

First Response

409 ms

Resources Loaded

6.4 sec

Page Rendered

140 ms

About Website

Click here to check amazing Prombez Pro content for Russia. Otherwise, check out these important facts you probably never knew about prombez-pro.ru

Продажа ответов на билеты к аттестации Ростехнадзора, тесты по промышленной безопасности, электробезопасности. Интернет-магазин Prombez-pro.ru.

Visit prombez-pro.ru

Key Findings

We analyzed Prombez-pro.ru page load time and found that the first response time was 409 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

prombez-pro.ru performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.8 s

2/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value14.3 s

1/100

10%

TBT (Total Blocking Time)

Value5,060 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.193

64/100

15%

TTI (Time to Interactive)

Value29.7 s

0/100

10%

Network Requests Diagram

prombez-pro.ru

409 ms

www.prombez-pro.ru

812 ms

my.css

139 ms

base.min.css

279 ms

layer7.min.css

548 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 24% of them (21 requests) were addressed to the original Prombez-pro.ru, 56% (48 requests) were made to St6-21.vk.com and 7% (6 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Prombez-pro.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 431.2 kB (15%)

Content Size

2.9 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Prombez-pro.ru main page is 2.9 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. 50% of websites need less resources to load. Javascripts take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 37.6 kB

  • Original 49.3 kB
  • After minification 47.4 kB
  • After compression 11.7 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. 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 37.6 kB or 76% of the original size.

Image Optimization

-4%

Potential reduce by 4.9 kB

  • Original 122.2 kB
  • After minification 117.4 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. Prombez Pro images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 315.8 kB

  • Original 2.2 MB
  • After minification 2.2 MB
  • After compression 1.9 MB

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 315.8 kB or 15% of the original size.

CSS Optimization

-14%

Potential reduce by 72.9 kB

  • Original 529.1 kB
  • After minification 529.1 kB
  • After compression 456.2 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. Prombez-pro.ru needs all CSS files to be minified and compressed as it can save up to 72.9 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 69 (86%)

Requests Now

80

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prombez Pro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

prombez-pro.ru accessibility score

72

Accessibility Issues

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

High

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Internationalization and localization

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

Impact

Issue

High

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

Best Practices

prombez-pro.ru best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

prombez-pro.ru SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

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

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Prombez-pro.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 Prombez-pro.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

Open Graph description is not detected on the main page of Prombez Pro. 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: