Tools & Wizards About Us
tancor.spb.ru screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

tancor.spb.ru

Первая семейная школа танцев и изящных искусств Триумф в Санкт Петербурге. Обучение танцам, вокалу, керамики, живописи и актерскому мастерству взрослы...

Page Load Speed

9.1 sec in total

First Response

534 ms

Resources Loaded

8.4 sec

Page Rendered

181 ms

tancor.spb.ru screenshot

About Website

Visit tancor.spb.ru now to see the best up-to-date Tancor Spb content for Russia and also check out these interesting facts you probably never knew about tancor.spb.ru

Первая семейная школа танцев и изящных искусств Триумф в Санкт Петербурге. Проводит обучение сольным или парным танцам, танцам на пилоне, вокалу, керамики, живописи, актерскому мастерству взрослых и д...

Visit tancor.spb.ru

Key Findings

We analyzed Tancor.spb.ru page load time and found that the first response time was 534 ms and then it took 8.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

tancor.spb.ru performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

83/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value11,550 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value46.3 s

0/100

10%

Network Requests Diagram

tancor.spb.ru

534 ms

styleadaptive.css

128 ms

jquery.min.js

7 ms

fotorama.css

251 ms

fotorama.js

254 ms

Our browser made a total of 146 requests to load all elements on the main page. We found that 13% of them (19 requests) were addressed to the original Tancor.spb.ru, 60% (88 requests) were made to St6-21.vk.com and 14% (21 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (7.1 sec) belongs to the original domain Tancor.spb.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 638.1 kB (11%)

Content Size

6.1 MB

After Optimization

5.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tancor.spb.ru main page is 6.1 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. 70% of websites need less resources to load. Javascripts take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 25.8 kB

  • Original 34.3 kB
  • After minification 29.8 kB
  • After compression 8.5 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 4.4 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 25.8 kB or 75% of the original size.

Image Optimization

-4%

Potential reduce by 92.8 kB

  • Original 2.5 MB
  • After minification 2.5 MB

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. Tancor Spb images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 399.6 kB

  • Original 2.7 MB
  • After minification 2.7 MB
  • After compression 2.3 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 399.6 kB or 15% of the original size.

CSS Optimization

-17%

Potential reduce by 119.9 kB

  • Original 726.4 kB
  • After minification 726.4 kB
  • After compression 606.5 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. Tancor.spb.ru needs all CSS files to be minified and compressed as it can save up to 119.9 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 102 (73%)

Requests Now

139

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 139 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tancor Spb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 59 to 1 for JavaScripts and from 28 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tancor.spb.ru

tancor.spb.ru

534 ms

styleadaptive.css

styleadaptive.css

128 ms

jquery.min.js

jquery.min.js

7 ms

fotorama.css

fotorama.css

251 ms

fotorama.js

fotorama.js

254 ms

openapi.js

openapi.js

211 ms

openapi.js

openapi.js

230 ms

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

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333 ms

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

270 ms

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

216 ms

tag.js

tag.js

898 ms

logo.png

logo.png

379 ms

dabico.jpg

dabico.jpg

648 ms

solico.jpg

solico.jpg

1502 ms

strico.jpg

strico.jpg

755 ms

chiico.jpg

chiico.jpg

761 ms

polico.jpg

polico.jpg

772 ms

wedico.jpg

wedico.jpg

507 ms

ico_vk.png

ico_vk.png

635 ms

ico_yt.png

ico_yt.png

762 ms

blok1.jpg

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5271 ms

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5414 ms

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5267 ms

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976 ms

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7084 ms

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1017 ms

widget_community.php

widget_community.php

253 ms

upload.gif

upload.gif

125 ms

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202 ms

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loader_nav21054240390_3.js

183 ms

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690 ms

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502 ms

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lang3_0.js

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200 ms

post.93892e76.css

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974 ms

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828 ms

community.be2fc20a.css

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757 ms

ui_media_selector.33883160.css

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upload.b1037836.css

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stickers.00218c43.css

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widget_community_messages.06a7f227.css

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notifier.c8aea11f.css

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722 ms

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713 ms

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696 ms

openapi.js

openapi.js

714 ms

1

1

141 ms

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V81yJUHOclquwJOTNA-PFMjaZpInoFpaKXZYRw_sV0-BtQq0Rxawq7cPv96gTPyQ--Ie_xgVBlECZaBJqiMYxjSH.jpg

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getVideoPreview

getVideoPreview

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633 ms

getVideoPreview

getVideoPreview

681 ms

video_play_small.png

video_play_small.png

144 ms

mono_iconset.png

mono_iconset.png

151 ms

Accessibility Review

tancor.spb.ru accessibility score

68

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

tancor.spb.ru best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tancor.spb.ru SEO score

90

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

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

    RU

  • Encoding

    UTF8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tancor.spb.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 Tancor.spb.ru main page’s claimed encoding is utf8. 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

tancor.spb.ru

Open Graph description is not detected on the main page of Tancor Spb. 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: