Tools & Wizards About Us
rosoz.ru screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

rosoz.ru

РосОгнеЗащита - Независимая оценка и расчет пожарного риска. Услуги в сфере пожарной безопасности в Самаре и области. Пожарная сигнализация. Огнезащит...

Page Load Speed

20.7 sec in total

First Response

9 sec

Resources Loaded

11.5 sec

Page Rendered

255 ms

rosoz.ru screenshot

About Website

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

Независимая оценка и расчет пожарного риска. Услуги в сфере пожарной безопасности в Самаре и области. Проектирование, монтаж и обслуживание пожарной сигнализации. Огнезащитные работы. Испытания лестни...

Visit rosoz.ru

Key Findings

We analyzed Rosoz.ru page load time and found that the first response time was 9 sec and then it took 11.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

rosoz.ru performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

13/100

25%

SI (Speed Index)

Value15.9 s

0/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.036

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

rosoz.ru

8953 ms

style.css

130 ms

style_standard.css

252 ms

mootools.js

388 ms

caption.js

260 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 85% of them (58 requests) were addressed to the original Rosoz.ru, 4% (3 requests) were made to Yastatic.net and 3% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (9 sec) belongs to the original domain Rosoz.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 163.4 kB (34%)

Content Size

482.7 kB

After Optimization

319.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rosoz.ru main page is 482.7 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. 35% of websites need less resources to load. Images take 308.8 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 73.2 kB

  • Original 88.4 kB
  • After minification 83.9 kB
  • After compression 15.1 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 73.2 kB or 83% of the original size.

Image Optimization

-26%

Potential reduce by 80.2 kB

  • Original 308.8 kB
  • After minification 228.5 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. Obviously, Rosoz needs image optimization as it can save up to 80.2 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-10%

Potential reduce by 7.5 kB

  • Original 72.0 kB
  • After minification 71.2 kB
  • After compression 64.6 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

-18%

Potential reduce by 2.5 kB

  • Original 13.5 kB
  • After minification 13.5 kB
  • After compression 11.0 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. Rosoz.ru needs all CSS files to be minified and compressed as it can save up to 2.5 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (57%)

Requests Now

63

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rosoz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rosoz.ru

rosoz.ru

8953 ms

style.css

style.css

130 ms

style_standard.css

style_standard.css

252 ms

mootools.js

mootools.js

388 ms

caption.js

caption.js

260 ms

engine_standard_compressed.js

engine_standard_compressed.js

264 ms

jcomments-v2.0.js

jcomments-v2.0.js

266 ms

ajax.js

ajax.js

280 ms

system.css

system.css

381 ms

general.css

general.css

394 ms

template.css

template.css

394 ms

script.js

script.js

400 ms

openapi.js

openapi.js

384 ms

share.js

share.js

366 ms

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

261 ms

page_t.jpg

page_t.jpg

134 ms

page_g.jpg

page_g.jpg

130 ms

page_gl.png

page_gl.png

396 ms

sheet_s.png

sheet_s.png

147 ms

sheet_h.png

sheet_h.png

127 ms

sheet_v.png

sheet_v.png

132 ms

header.jpg

header.jpg

373 ms

nav.png

nav.png

257 ms

menuitem.png

menuitem.png

260 ms

vmenublock_s.png

vmenublock_s.png

260 ms

vmenublock_h.png

vmenublock_h.png

288 ms

vmenublock_v.png

vmenublock_v.png

386 ms

vmenublockheader.png

vmenublockheader.png

392 ms

vmenuitem.png

vmenuitem.png

390 ms

blockheader.png

blockheader.png

432 ms

blockcontent_s.png

blockcontent_s.png

499 ms

blockcontent_h.png

blockcontent_h.png

512 ms

blockcontent_v.png

blockcontent_v.png

519 ms

quest.gif

quest.gif

521 ms

rosoz2.gif

rosoz2.gif

534 ms

rcexpert2.gif

rcexpert2.gif

844 ms

newsfon.jpg

newsfon.jpg

626 ms

fon1.jpg

fon1.jpg

645 ms

bullet_white_inactive.png

bullet_white_inactive.png

655 ms

arrow_interface_white.png

arrow_interface_white.png

649 ms

prev.png

prev.png

667 ms

next.png

next.png

754 ms

prev.jpg

prev.jpg

774 ms

pdf_button.png

pdf_button.png

780 ms

printButton.png

printButton.png

795 ms

emailButton.png

emailButton.png

801 ms

phone.png

phone.png

885 ms

mail.png

mail.png

902 ms

svids.jpg

svids.jpg

916 ms

livemarks.png

livemarks.png

931 ms

h3_left.png

h3_left.png

923 ms

hit

hit

289 ms

b-share.png

b-share.png

263 ms

watch.js

watch.js

1 ms

b-share-icon.png

b-share-icon.png

345 ms

b-share-popup_down__tail.png

b-share-popup_down__tail.png

431 ms

h3_midp.png

h3_midp.png

885 ms

h3_right.png

h3_right.png

891 ms

postbullets.png

postbullets.png

904 ms

jc_blog.gif

jc_blog.gif

918 ms

blockcontentbullets.png

blockcontentbullets.png

918 ms

footer_s.png

footer_s.png

823 ms

footer_b.png

footer_b.png

888 ms

rssicon.png

rssicon.png

896 ms

menuseparator.png

menuseparator.png

872 ms

hit

hit

579 ms

counter2

counter2

257 ms

bullet_white_active.png

bullet_white_active.png

129 ms

Accessibility Review

rosoz.ru accessibility score

58

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

rosoz.ru best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Browser errors were logged to the console

SEO Factors

rosoz.ru 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 Rosoz.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 Rosoz.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

rosoz.ru

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