Tools & Wizards About Us
obs.ru screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

obs.ru

Открытая Школа Бизнеса, развитие организаций и лидеров в области менеджмента

Page Load Speed

6 sec in total

First Response

522 ms

Resources Loaded

3.9 sec

Page Rendered

1.6 sec

obs.ru screenshot

About Website

Welcome to obs.ru homepage info - get ready to check Obs best content for Russia right away, or after learning these important things about obs.ru

Официальный сайт Открытой Школы Бизнеса в Санкт-Петербурге. Получите уникальные знания, инструменты и навыки, необходимые для успешного управления командами, проектами и стратегическим развитием

Visit obs.ru

Key Findings

We analyzed Obs.ru page load time and found that the first response time was 522 ms and then it took 5.4 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

obs.ru performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value14.8 s

0/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value2,070 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

Network Requests Diagram

obs.ru

522 ms

obs.ru

721 ms

page_bf032a312d948df1a12efb409d1e6790_v1.css

132 ms

template_56653cb5b3cde8fa29d9ac0912e6a87f_v1.css

267 ms

tzbyk9uz7qp6jhwac93agaqfbki82h3g.jpg

770 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 66% of them (38 requests) were addressed to the original Obs.ru, 5% (3 requests) were made to Gstatic.com and 5% (3 requests) were made to Top-fwz1.mail.ru. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Yastatic.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 279.5 kB (26%)

Content Size

1.1 MB

After Optimization

801.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Obs.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. Javascripts take 534.4 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 253.6 kB

  • Original 335.6 kB
  • After minification 329.5 kB
  • After compression 82.0 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 253.6 kB or 76% of the original size.

Image Optimization

-5%

Potential reduce by 9.7 kB

  • Original 186.0 kB
  • After minification 176.3 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. Obs images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 15.8 kB

  • Original 534.4 kB
  • After minification 532.5 kB
  • After compression 518.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 385 B

  • Original 24.5 kB
  • After minification 24.5 kB
  • After compression 24.1 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. Obs.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 27 (52%)

Requests Now

52

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Obs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

obs.ru

obs.ru

522 ms

obs.ru

obs.ru

721 ms

page_bf032a312d948df1a12efb409d1e6790_v1.css

page_bf032a312d948df1a12efb409d1e6790_v1.css

132 ms

template_56653cb5b3cde8fa29d9ac0912e6a87f_v1.css

template_56653cb5b3cde8fa29d9ac0912e6a87f_v1.css

267 ms

tzbyk9uz7qp6jhwac93agaqfbki82h3g.jpg

tzbyk9uz7qp6jhwac93agaqfbki82h3g.jpg

770 ms

core.min.js

core.min.js

635 ms

bdfb511d8f3209d829cc60fa217d0e4a.jpg

bdfb511d8f3209d829cc60fa217d0e4a.jpg

381 ms

76c502e3b885b6b4662052a41a658d33.jpg

76c502e3b885b6b4662052a41a658d33.jpg

384 ms

496fd06c164a3f8b76778a8510ef0389.jpg

496fd06c164a3f8b76778a8510ef0389.jpg

514 ms

54b703gyiyt9bu6vubth1hwnopsb4en0.jpeg

54b703gyiyt9bu6vubth1hwnopsb4en0.jpeg

462 ms

4o86hsxahxfyqxl0o9wt6n467zhd7g6b.jpeg

4o86hsxahxfyqxl0o9wt6n467zhd7g6b.jpeg

461 ms

b01eb4c59bab09d5657d5d069660d872.jpg

b01eb4c59bab09d5657d5d069660d872.jpg

507 ms

407461e1758481bc3221c96ea6976ffc.jpg

407461e1758481bc3221c96ea6976ffc.jpg

647 ms

cffe596e75702612eacc74948374afea.jpg

cffe596e75702612eacc74948374afea.jpg

591 ms

to8fbv19h7e8o4bh2e216tu5zb8m3kfu.jpg

to8fbv19h7e8o4bh2e216tu5zb8m3kfu.jpg

590 ms

7f6529cada546eac87d548fb8113ee14.jpg

7f6529cada546eac87d548fb8113ee14.jpg

633 ms

script.js

script.js

639 ms

api.js

api.js

35 ms

protobuf.min.js

protobuf.min.js

722 ms

model.min.js

model.min.js

722 ms

core_promise.min.js

core_promise.min.js

758 ms

rest.client.min.js

rest.client.min.js

805 ms

pull.client.min.js

pull.client.min.js

767 ms

750 ms

template_dccb1795909ca1467945f812cd2feda1_v1.js

template_dccb1795909ca1467945f812cd2feda1_v1.js

909 ms

door-enter.svg

door-enter.svg

559 ms

search.svg

search.svg

557 ms

pattern.svg

pattern.svg

589 ms

pattern-course-1.svg

pattern-course-1.svg

597 ms

pattern-course-2.svg

pattern-course-2.svg

638 ms

background-pattern-3.svg

background-pattern-3.svg

685 ms

review-pattern.svg

review-pattern.svg

686 ms

youtube-footer.svg

youtube-footer.svg

715 ms

vk-footer.svg

vk-footer.svg

723 ms

telegram-footer.svg

telegram-footer.svg

743 ms

linkedin-footer.svg

linkedin-footer.svg

760 ms

whatsapp-footer.svg

whatsapp-footer.svg

814 ms

pugofka.svg

pugofka.svg

816 ms

mastercard.svg

mastercard.svg

841 ms

visa.svg

visa.svg

847 ms

recaptcha__ru.js

recaptcha__ru.js

24 ms

full-e375679eab0e00a5e81ddbb027f673d8841bde2c.js

full-e375679eab0e00a5e81ddbb027f673d8841bde2c.js

1709 ms

code.js

code.js

872 ms

loader_2_a92a39.js

loader_2_a92a39.js

719 ms

ba.js

ba.js

287 ms

loader_5_22twh6.js

loader_5_22twh6.js

715 ms

watch.js

watch.js

5 ms

fallback

fallback

24 ms

fallback__ltr.css

fallback__ltr.css

3 ms

css

css

31 ms

logo_48.png

logo_48.png

4 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

24 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

28 ms

bx_stat

bx_stat

187 ms

call.tracker.js

call.tracker.js

206 ms

sync-loader.js

sync-loader.js

780 ms

counter

counter

129 ms

dyn-goal-config.js

dyn-goal-config.js

256 ms

Accessibility Review

obs.ru accessibility score

92

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

Buttons do not have an accessible name

High

Links do not have a discernible name

Best Practices

obs.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

obs.ru SEO score

90

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

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

    UTF-8

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

obs.ru

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