Tools & Wizards About Us

Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

introzorn.ru

Портфолио Хроленко Павел Анатольевич - Веб разработчик

Page Load Speed

3.9 sec in total

First Response

477 ms

Resources Loaded

3.3 sec

Page Rendered

96 ms

About Website

Visit introzorn.ru now to see the best up-to-date Introzorn content and also check out these interesting facts you probably never knew about introzorn.ru

Разработка сайтов, вею сервисов, веб приложений под ключ

Visit introzorn.ru

Key Findings

We analyzed Introzorn.ru page load time and found that the first response time was 477 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

introzorn.ru performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value7.0 s

33/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value3.3 s

94/100

10%

Network Requests Diagram

introzorn.ru

477 ms

webstudio.introzorn.ru

359 ms

webstudio.introzorn.ru

825 ms

jquery-3.6.0.min.js

575 ms

jquery.touchSwipe.min.js

510 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Introzorn.ru, 98% (39 requests) were made to Webstudio.introzorn.ru. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Webstudio.introzorn.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 124.7 kB (36%)

Content Size

345.1 kB

After Optimization

220.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Introzorn.ru main page is 345.1 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 169.0 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 32.9 kB

  • Original 42.4 kB
  • After minification 36.7 kB
  • After compression 9.5 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 5.7 kB, which is 13% 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 32.9 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 169.0 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.

JavaScript Optimization

-69%

Potential reduce by 91.8 kB

  • Original 133.7 kB
  • After minification 129.4 kB
  • After compression 41.9 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 91.8 kB or 69% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (14%)

Requests Now

37

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Introzorn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

introzorn.ru accessibility score

86

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.

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

introzorn.ru best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

introzorn.ru SEO score

69

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

High

robots.txt is not valid

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 doesn't use legible font sizes

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 Introzorn.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 Introzorn.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 data is detected on the main page of Introzorn. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: