Tools & Wizards About Us

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

tetis-pro.ru

Тетис Про - водолазное снаряжение и подводное оборудование

Page Load Speed

4.3 sec in total

First Response

505 ms

Resources Loaded

3.6 sec

Page Rendered

202 ms

About Website

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

Компания «Тетис Про» предлагает широкий спектр водолазного снаряжения и современного высокотехнологичного подводного оборудования широкого применения для выполнения работ в широком диапазоне глубин со...

Visit tetis-pro.ru

Key Findings

We analyzed Tetis-pro.ru page load time and found that the first response time was 505 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

tetis-pro.ru performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

36/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value1,240 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.439

21/100

15%

TTI (Time to Interactive)

Value10.8 s

21/100

10%

Network Requests Diagram

tetis-pro.ru

505 ms

tetis-pro.ru

467 ms

www.tetis-pro.ru

477 ms

www.tetis-pro.ru

525 ms

core.min.js

341 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 81% of them (52 requests) were addressed to the original Tetis-pro.ru, 5% (3 requests) were made to Cdn.jsdelivr.net and 3% (2 requests) were made to Bitrix.info. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 117.4 kB (11%)

Content Size

1.1 MB

After Optimization

940.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tetis-pro.ru main page is 1.1 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. 35% of websites need less resources to load. Images take 681.0 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 18.8 kB

  • Original 25.4 kB
  • After minification 21.4 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. This page needs HTML code to be minified as it can gain 4.1 kB, which is 16% 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 18.8 kB or 74% of the original size.

Image Optimization

-4%

Potential reduce by 25.6 kB

  • Original 681.0 kB
  • After minification 655.3 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. Tetis Pro images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 69.4 kB

  • Original 335.7 kB
  • After minification 335.6 kB
  • After compression 266.4 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 69.4 kB or 21% of the original size.

CSS Optimization

-23%

Potential reduce by 3.6 kB

  • Original 15.9 kB
  • After minification 15.5 kB
  • After compression 12.3 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. Tetis-pro.ru needs all CSS files to be minified and compressed as it can save up to 3.6 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (68%)

Requests Now

59

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tetis 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 21 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

tetis-pro.ru accessibility score

73

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

tetis-pro.ru best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tetis-pro.ru SEO score

69

Search Engine Optimization Advices

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

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tetis-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 Tetis-pro.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Tetis 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: