Tools & Wizards About Us

Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

petrohim.info

Page Load Speed

7 sec in total

First Response

2 sec

Resources Loaded

4.5 sec

Page Rendered

517 ms

About Website

Click here to check amazing Petrohim content for Russia. Otherwise, check out these important facts you probably never knew about petrohim.info

Экологические услуги от одного из лидеров отрасли - компании Петрохим-технология. Консалтинг, проектирование и сопровождение предприятий Северо-Запада.

Visit petrohim.info

Key Findings

We analyzed Petrohim.info page load time and found that the first response time was 2 sec and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

petrohim.info performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value5,650 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.436

21/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

petrohim.info

1967 ms

www.petrohim.info

444 ms

styles.css

137 ms

callme.css

272 ms

css

54 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 77% of them (37 requests) were addressed to the original Petrohim.info, 6% (3 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Petrohim.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 157.5 kB (21%)

Content Size

765.0 kB

After Optimization

607.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Petrohim.info main page is 765.0 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. 30% of websites need less resources to load. Images take 541.5 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 19.3 kB

  • Original 26.0 kB
  • After minification 24.4 kB
  • After compression 6.6 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 19.3 kB or 74% of the original size.

Image Optimization

-2%

Potential reduce by 8.5 kB

  • Original 541.5 kB
  • After minification 533.0 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. Petrohim images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 121.9 kB

  • Original 186.8 kB
  • After minification 183.5 kB
  • After compression 64.8 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 121.9 kB or 65% of the original size.

CSS Optimization

-71%

Potential reduce by 7.7 kB

  • Original 10.7 kB
  • After minification 9.9 kB
  • After compression 3.1 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. Petrohim.info needs all CSS files to be minified and compressed as it can save up to 7.7 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (52%)

Requests Now

42

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Petrohim. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

petrohim.info accessibility score

61

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

petrohim.info best practices score

58

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

SEO Factors

petrohim.info SEO score

62

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Petrohim.info 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 Petrohim.info 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 Petrohim. 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: