Tools & Wizards About Us
kotelnikov.biz screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

kotelnikov.biz

Vadim Kotelnikov (VadiK) - impactpreneur e-Coach, Innompic Games

Page Load Speed

2.6 sec in total

First Response

432 ms

Resources Loaded

2 sec

Page Rendered

162 ms

kotelnikov.biz screenshot

About Website

Click here to check amazing Kotelnikov content for United Kingdom. Otherwise, check out these important facts you probably never knew about kotelnikov.biz

Vadim Kotelnikov, Founder of Innompic Games, inventor and aouthor of inspirational Business e-Coach - inspiration and innovation unlimited, Innovarsity, HappyVictor, father of emfographics, founder of...

Visit kotelnikov.biz

Key Findings

We analyzed Kotelnikov.biz page load time and found that the first response time was 432 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

kotelnikov.biz performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

11/100

25%

SI (Speed Index)

Value4.1 s

80/100

10%

TBT (Total Blocking Time)

Value480 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.035

100/100

15%

TTI (Time to Interactive)

Value7.4 s

49/100

10%

Network Requests Diagram

kotelnikov.biz

432 ms

AJS.js

141 ms

AJS_fx.js

282 ms

gb_scripts.js

283 ms

gb_styles.css

281 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 62% of them (33 requests) were addressed to the original Kotelnikov.biz, 11% (6 requests) were made to Google.com and 8% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (719 ms) belongs to the original domain Kotelnikov.biz.

Page Optimization Overview & Recommendations

Page size can be reduced by 83.5 kB (17%)

Content Size

491.2 kB

After Optimization

407.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kotelnikov.biz main page is 491.2 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. 45% of websites need less resources to load. Images take 240.9 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 51.8 kB

  • Original 62.0 kB
  • After minification 57.4 kB
  • After compression 10.2 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. 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 51.8 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 8.3 kB

  • Original 240.9 kB
  • After minification 232.6 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. Kotelnikov images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 18.2 kB

  • Original 175.4 kB
  • After minification 174.3 kB
  • After compression 157.2 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

-40%

Potential reduce by 5.2 kB

  • Original 12.8 kB
  • After minification 12.1 kB
  • After compression 7.7 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. Kotelnikov.biz needs all CSS files to be minified and compressed as it can save up to 5.2 kB or 40% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (37%)

Requests Now

52

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kotelnikov. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kotelnikov.biz

kotelnikov.biz

432 ms

AJS.js

AJS.js

141 ms

AJS_fx.js

AJS_fx.js

282 ms

gb_scripts.js

gb_scripts.js

283 ms

gb_styles.css

gb_styles.css

281 ms

cse.js

cse.js

45 ms

cse.js

cse.js

70 ms

vk-offer_greater-you.jpg

vk-offer_greater-you.jpg

280 ms

divider_01.png

divider_01.png

160 ms

vk-intro-gen_16x9.png

vk-intro-gen_16x9.png

435 ms

au_vk_p.jpg

au_vk_p.jpg

296 ms

icon_vk_16x16.png

icon_vk_16x16.png

296 ms

logo_innoball_72x45.png

logo_innoball_72x45.png

296 ms

icon_bec_logo_16x16.png

icon_bec_logo_16x16.png

421 ms

icon_innompics_iG_w-g-mc_16x16.png

icon_innompics_iG_w-g-mc_16x16.png

436 ms

logo_vk_vadim_100x100.png

logo_vk_vadim_100x100.png

437 ms

logo_brec.png

logo_brec.png

436 ms

logo_innoball_y_ib-w_100x100.png

logo_innoball_y_ib-w_100x100.png

560 ms

logo_innompics_ig_w-g-mc_100x100.png

logo_innompics_ig_w-g-mc_100x100.png

574 ms

vk_photogram_learning-history_fra.jpg

vk_photogram_learning-history_fra.jpg

717 ms

vk_photogram_miracle-yourself.jpg

vk_photogram_miracle-yourself.jpg

719 ms

frame_top_730.html

frame_top_730.html

580 ms

all.js

all.js

18 ms

cse_element__en.js

cse_element__en.js

39 ms

default+en.css

default+en.css

60 ms

default.css

default.css

63 ms

all.js

all.js

5 ms

widgets.js

widgets.js

41 ms

vk_frame_bottom_730.html

vk_frame_bottom_730.html

618 ms

async-ads.js

async-ads.js

30 ms

branding.png

branding.png

28 ms

clear.png

clear.png

28 ms

nav_logo114.png

nav_logo114.png

29 ms

like.php

like.php

245 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

45 ms

settings

settings

102 ms

button.856debeac157d9669cf51e73a08fbc93.js

button.856debeac157d9669cf51e73a08fbc93.js

3 ms

embeds

embeds

30 ms

tweet_button.2f70fb173b9000da126c79afe2098f02.en.html

tweet_button.2f70fb173b9000da126c79afe2098f02.en.html

12 ms

5_XuFSvudYy.js

5_XuFSvudYy.js

15 ms

FEppCFCt76d.png

FEppCFCt76d.png

10 ms

logo_vk_vadik_100x100.png

logo_vk_vadik_100x100.png

142 ms

icon_info.gif

icon_info.gif

141 ms

icon_facebook.png

icon_facebook.png

260 ms

icon_linkedin_16x16.png

icon_linkedin_16x16.png

277 ms

w_close.gif

w_close.gif

559 ms

header_bg.gif

header_bg.gif

156 ms

g_close.gif

g_close.gif

156 ms

indicator.gif

indicator.gif

276 ms

w_close.gif

w_close.gif

141 ms

header_bg.gif

header_bg.gif

143 ms

g_close.gif

g_close.gif

144 ms

indicator.gif

indicator.gif

162 ms

Accessibility Review

kotelnikov.biz accessibility score

89

Accessibility Issues

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

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

Best Practices

kotelnikov.biz best practices score

75

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

Serves images with low resolution

SEO Factors

kotelnikov.biz SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kotelnikov.biz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Kotelnikov.biz main page’s claimed encoding is windows-1252. 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

kotelnikov.biz

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