Tools & Wizards About Us
ndt-rus.ru screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    68% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

ndt-rus.ru

Неразрушающий контроль : обучение, аттестация, сертификация, аттестация лабораторий, технадзор, промбезопасность

Page Load Speed

23.7 sec in total

First Response

1.2 sec

Resources Loaded

21.6 sec

Page Rendered

929 ms

ndt-rus.ru screenshot

About Website

Click here to check amazing Ndt Rus content for Russia. Otherwise, check out these important facts you probably never knew about ndt-rus.ru

обучение по неразрушающему контролю, аттестация по НК, сертифиакация по НК, аттестация по ПБ, обучение по технадзору, аттестация по пром безопасности, нуц, кид, контроль и диагностика, качество, ультр...

Visit ndt-rus.ru

Key Findings

We analyzed Ndt-rus.ru page load time and found that the first response time was 1.2 sec and then it took 22.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

ndt-rus.ru performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

8/100

10%

LCP (Largest Contentful Paint)

Value12.2 s

0/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value300 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.022

100/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

Network Requests Diagram

ndt-rus.ru

1195 ms

www.ndt-rus.ru

2297 ms

proofreader.js

348 ms

xajax.js

332 ms

mootools.js

9102 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 89% of them (47 requests) were addressed to the original Ndt-rus.ru, 4% (2 requests) were made to Google-analytics.com and 4% (2 requests) were made to Bs.yandex.ru. The less responsive or slowest element that took the longest time to load (9.1 sec) belongs to the original domain Ndt-rus.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 219.8 kB (31%)

Content Size

710.9 kB

After Optimization

491.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ndt-rus.ru main page is 710.9 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. 20% of websites need less resources to load. Images take 431.7 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 18.1 kB

  • Original 24.2 kB
  • After minification 21.2 kB
  • After compression 6.2 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 3.0 kB, which is 12% 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 18.1 kB or 75% of the original size.

Image Optimization

-9%

Potential reduce by 38.7 kB

  • Original 431.7 kB
  • After minification 393.0 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. Ndt Rus images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 147.4 kB

  • Original 236.0 kB
  • After minification 232.9 kB
  • After compression 88.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 147.4 kB or 62% of the original size.

CSS Optimization

-82%

Potential reduce by 15.6 kB

  • Original 18.9 kB
  • After minification 15.9 kB
  • After compression 3.3 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. Ndt-rus.ru needs all CSS files to be minified and compressed as it can save up to 15.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (67%)

Requests Now

49

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ndt Rus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ndt-rus.ru

ndt-rus.ru

1195 ms

www.ndt-rus.ru

www.ndt-rus.ru

2297 ms

proofreader.js

proofreader.js

348 ms

xajax.js

xajax.js

332 ms

mootools.js

mootools.js

9102 ms

caption.js

caption.js

344 ms

silverlight.js

silverlight.js

345 ms

wmvplayer.js

wmvplayer.js

352 ms

swfobject.js

swfobject.js

1393 ms

avreloaded.js

avreloaded.js

2411 ms

template.css

template.css

1392 ms

blue.css

blue.css

2092 ms

jquery.js

jquery.js

8914 ms

interface.js

interface.js

5095 ms

style.css

style.css

1723 ms

analytics.js

analytics.js

222 ms

3_1_FFFFFFFF_FFFFFFFF_0_pageviews

3_1_FFFFFFFF_FFFFFFFF_0_pageviews

375 ms

russian.png

russian.png

1633 ms

english.png

english.png

2509 ms

1.gif

1.gif

2900 ms

2.jpg

2.jpg

1149 ms

3.jpg

3.jpg

1143 ms

4.gif

4.gif

2607 ms

5.gif

5.gif

1461 ms

8.jpg

8.jpg

2241 ms

6.png

6.png

2791 ms

7.jpg

7.jpg

2037 ms

9.png

9.png

8435 ms

qwerty.jpg

qwerty.jpg

8134 ms

3_1_FFFFFFFF_EFEFEFFF_0_pageviews

3_1_FFFFFFFF_EFEFEFFF_0_pageviews

699 ms

watch.js

watch.js

48 ms

left_border.jpg

left_border.jpg

2682 ms

right_border.jpg

right_border.jpg

2770 ms

bottom.gif

bottom.gif

2846 ms

bottom_right.jpg

bottom_right.jpg

2922 ms

bottom_left.jpg

bottom_left.jpg

2931 ms

headerup.jpg

headerup.jpg

3005 ms

banner_out_bg2.jpg

banner_out_bg2.jpg

3056 ms

banner_out_bg.jpg

banner_out_bg.jpg

9050 ms

topmenu_bg.jpg

topmenu_bg.jpg

3127 ms

topmenu_left.jpg

topmenu_left.jpg

3195 ms

topmenu_right.jpg

topmenu_right.jpg

3227 ms

topmenu_over.jpg

topmenu_over.jpg

3300 ms

moduletable_bg.jpg

moduletable_bg.jpg

3408 ms

moduletable_bottom.jpg

moduletable_bottom.jpg

3397 ms

moduletable_top.jpg

moduletable_top.jpg

3484 ms

moduletable_h3.jpg

moduletable_h3.jpg

3569 ms

watch.js

watch.js

6 ms

content_bottom_bg.jpg

content_bottom_bg.jpg

3561 ms

border.gif

border.gif

3634 ms

content_bottom_right.jpg

content_bottom_right.jpg

3712 ms

content_bottom_left.jpg

content_bottom_left.jpg

3740 ms

collect

collect

57 ms

Accessibility Review

ndt-rus.ru accessibility score

68

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

Links do not have a discernible name

Best Practices

ndt-rus.ru best practices score

58

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

ndt-rus.ru SEO score

58

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ndt-rus.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed English language. Our system also found out that Ndt-rus.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

ndt-rus.ru

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