Tools & Wizards About Us
tsentavra.ru screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 50

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

tsentavra.ru

Центавра: сварка, сварочное оборудование Lincoln Electric и Weldo, сварочные материалы Askaynak и Weldo

Page Load Speed

4.2 sec in total

First Response

500 ms

Resources Loaded

3.6 sec

Page Rendered

109 ms

tsentavra.ru screenshot

About Website

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

Качественное сварочное оборудование и материалы мировых производителей в Москве. Электроды, проволока и флюс для сварки сталей, алюминия, нержавейки и чугуна в промышленных условиях

Visit tsentavra.ru

Key Findings

We analyzed Tsentavra.ru page load time and found that the first response time was 500 ms and then it took 3.7 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

tsentavra.ru performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value14.3 s

1/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value12.4 s

15/100

10%

Network Requests Diagram

tsentavra.ru

500 ms

tsentavra.ru

521 ms

www.tsentavra.ru

390 ms

www.tsentavra.ru

534 ms

dropdown_fix.js

127 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 56% of them (33 requests) were addressed to the original Tsentavra.ru, 14% (8 requests) were made to Vk.com and 14% (8 requests) were made to St6-21.vk.com. The less responsive or slowest element that took the longest time to load (752 ms) belongs to the original domain Tsentavra.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 149.3 kB (21%)

Content Size

720.5 kB

After Optimization

571.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tsentavra.ru main page is 720.5 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 349.4 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 45.3 kB

  • Original 52.3 kB
  • After minification 26.8 kB
  • After compression 7.0 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. This page needs HTML code to be minified as it can gain 25.5 kB, which is 49% 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 45.3 kB or 87% of the original size.

Image Optimization

-11%

Potential reduce by 38.6 kB

  • Original 349.4 kB
  • After minification 310.7 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, Tsentavra needs image optimization as it can save up to 38.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-15%

Potential reduce by 26.0 kB

  • Original 178.0 kB
  • After minification 178.0 kB
  • After compression 152.0 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 26.0 kB or 15% of the original size.

CSS Optimization

-28%

Potential reduce by 39.4 kB

  • Original 140.9 kB
  • After minification 140.0 kB
  • After compression 101.5 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. Tsentavra.ru needs all CSS files to be minified and compressed as it can save up to 39.4 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (60%)

Requests Now

53

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tsentavra. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tsentavra.ru

tsentavra.ru

500 ms

tsentavra.ru

tsentavra.ru

521 ms

www.tsentavra.ru

www.tsentavra.ru

390 ms

www.tsentavra.ru

www.tsentavra.ru

534 ms

dropdown_fix.js

dropdown_fix.js

127 ms

common.js

common.js

253 ms

ieupdate.js

ieupdate.js

377 ms

style.css

style.css

380 ms

spacer.gif

spacer.gif

127 ms

h_shadow.png

h_shadow.png

149 ms

logo2.png

logo2.png

373 ms

l_shadow.png

l_shadow.png

137 ms

menu_bg.gif

menu_bg.gif

167 ms

2044809-28ca40d6b5abf99189df0f7cf0d3d738.png

2044809-28ca40d6b5abf99189df0f7cf0d3d738.png

298 ms

1545108-e4560f43313e64e84bf91c474a083828.jpeg

1545108-e4560f43313e64e84bf91c474a083828.jpeg

238 ms

2594952-b7385c5925cf84908b181be20a4e55e9.jpeg

2594952-b7385c5925cf84908b181be20a4e55e9.jpeg

261 ms

2121520-1fa6279c339e22c8dbbc2de1b5be71c4.png

2121520-1fa6279c339e22c8dbbc2de1b5be71c4.png

418 ms

ban_head.jpg

ban_head.jpg

487 ms

red_grad.gif

red_grad.gif

365 ms

arrow_blk.gif

arrow_blk.gif

375 ms

2933646-829a4d6eb497975894042d48c7723042.png

2933646-829a4d6eb497975894042d48c7723042.png

515 ms

3152922-5e0855ea39dd291d9f82dee186eac089.png

3152922-5e0855ea39dd291d9f82dee186eac089.png

557 ms

gray.gif

gray.gif

492 ms

2680215-ffb704ad4d8e8c3a6c5e1083f55c5186.jpeg

2680215-ffb704ad4d8e8c3a6c5e1083f55c5186.jpeg

745 ms

search.gif

search.gif

548 ms

1752149-4e3e4942bc811584cf2fe085a6565383.jpeg

1752149-4e3e4942bc811584cf2fe085a6565383.jpeg

615 ms

405-e9ca1fe351ef0606eab7e0e7ae34fb21.jpeg

405-e9ca1fe351ef0606eab7e0e7ae34fb21.jpeg

622 ms

2680219-e862c45e159503daaa62556172773b38.png

2680219-e862c45e159503daaa62556172773b38.png

640 ms

2594892-a1bce448231d2f54993bc110e1d3c524.jpeg

2594892-a1bce448231d2f54993bc110e1d3c524.jpeg

677 ms

406-470813686cbf19033b78abc2ba363c87.jpeg

406-470813686cbf19033b78abc2ba363c87.jpeg

700 ms

1547479-f9e33fb948d68fe79000a2c413175f87.png

1547479-f9e33fb948d68fe79000a2c413175f87.png

746 ms

bot_shadow.png

bot_shadow.png

752 ms

watch.js

watch.js

0 ms

hit

hit

515 ms

ga.js

ga.js

19 ms

like.php

like.php

204 ms

__utm.gif

__utm.gif

12 ms

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

247 ms

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

263 ms

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

openapi.318ba3d5a50b8d6990cb0284cb0e0963.js

266 ms

ykcXnUGMwJ6.js

ykcXnUGMwJ6.js

19 ms

FEppCFCt76d.png

FEppCFCt76d.png

13 ms

widget

widget

76 ms

upload.gif

upload.gif

131 ms

widget_subscribe.php

widget_subscribe.php

173 ms

r_shadow.png

r_shadow.png

333 ms

counter2

counter2

290 ms

loader_nav21084120324_3.js

loader_nav21084120324_3.js

346 ms

lite.93f44416.css

lite.93f44416.css

478 ms

lang3_2.js

lang3_2.js

323 ms

c3d11fba.5504cac7.js

c3d11fba.5504cac7.js

364 ms

vkui.388c7a16.css

vkui.388c7a16.css

549 ms

xdm.js

xdm.js

391 ms

al_subscribe.js

al_subscribe.js

391 ms

widget_subscribe.182db5bf.css

widget_subscribe.182db5bf.css

392 ms

base.ec2ae8ae.css

base.ec2ae8ae.css

470 ms

widget

widget

25 ms

lite.bcf10ece3464fec8b554bde483fa2494.js

lite.bcf10ece3464fec8b554bde483fa2494.js

268 ms

upload.gif

upload.gif

80 ms

Accessibility Review

tsentavra.ru accessibility score

50

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

High

<object> elements do not have alternate text

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

Best Practices

tsentavra.ru best practices score

50

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

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

tsentavra.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

Document uses plugins

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    N/A

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

tsentavra.ru

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