Tools & Wizards About Us
levashov.name screenshot

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

levashov.name

Николай Левашов. Официальный сайт академика Николая Викторовича Левашова

Page Load Speed

4.1 sec in total

First Response

355 ms

Resources Loaded

3.3 sec

Page Rendered

464 ms

levashov.name screenshot

About Website

Click here to check amazing Levashov content for Russia. Otherwise, check out these important facts you probably never knew about levashov.name

Это не чудеса и не магия. Источник этого Знания – высочайшее развитие сознания, эволюция разума, позволяющие бесконечно продолжать процесс познания, овладеть законами развития материи, исцелять экосис...

Visit levashov.name

Key Findings

We analyzed Levashov.name page load time and found that the first response time was 355 ms and then it took 3.8 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

levashov.name performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

78/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value3.7 s

90/100

10%

Network Requests Diagram

levashov.name

355 ms

nikolay-levashov.ru

547 ms

nic-styles.css

154 ms

smoothDivScroll.css

162 ms

jquery-1.11.1.min.js

247 ms

Our browser made a total of 111 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Levashov.name, 51% (57 requests) were made to Nikolay-levashov.ru and 11% (12 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Nikolay-levashov.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 391.0 kB (41%)

Content Size

947.1 kB

After Optimization

556.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Levashov.name main page is 947.1 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. 55% of websites need less resources to load. Javascripts take 438.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 72.7 kB

  • Original 91.5 kB
  • After minification 91.0 kB
  • After compression 18.7 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 72.7 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 4.7 kB

  • Original 373.4 kB
  • After minification 368.7 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. Levashov images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 280.8 kB

  • Original 438.2 kB
  • After minification 379.9 kB
  • After compression 157.3 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 280.8 kB or 64% of the original size.

CSS Optimization

-74%

Potential reduce by 32.7 kB

  • Original 44.0 kB
  • After minification 36.9 kB
  • After compression 11.3 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. Levashov.name needs all CSS files to be minified and compressed as it can save up to 32.7 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (35%)

Requests Now

106

After Optimization

69

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Levashov. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

levashov.name

levashov.name

355 ms

nikolay-levashov.ru

nikolay-levashov.ru

547 ms

nic-styles.css

nic-styles.css

154 ms

smoothDivScroll.css

smoothDivScroll.css

162 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

247 ms

share42.js

share42.js

162 ms

jquery-ui-1.10.3.custom.min.js

jquery-ui-1.10.3.custom.min.js

164 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

162 ms

jquery.kinetic.min.js

jquery.kinetic.min.js

235 ms

jquery.smoothdivscroll-1.3-min.js

jquery.smoothdivscroll-1.3-min.js

241 ms

share.js

share.js

14 ms

openapi.js

openapi.js

363 ms

Logo-4.jpg

Logo-4.jpg

170 ms

France.gif

France.gif

84 ms

Spain.gif

Spain.gif

89 ms

Germany.gif

Germany.gif

85 ms

Gr-Britain.gif

Gr-Britain.gif

88 ms

NL-01.jpg

NL-01.jpg

169 ms

04.jpg

04.jpg

171 ms

03.jpg

03.jpg

170 ms

Tartaria.jpg

Tartaria.jpg

247 ms

05.jpg

05.jpg

171 ms

01.jpg

01.jpg

243 ms

02.jpg

02.jpg

245 ms

07.jpg

07.jpg

325 ms

08.jpg

08.jpg

249 ms

confer-1.jpg

confer-1.jpg

330 ms

confer-2.jpg

confer-2.jpg

404 ms

confer-3.jpg

confer-3.jpg

405 ms

rss.png

rss.png

328 ms

KP-01.jpg

KP-01.jpg

331 ms

Sov-mir-1.gif

Sov-mir-1.gif

406 ms

Sov-mir-2.gif

Sov-mir-2.gif

408 ms

Sov-mir-4.gif

Sov-mir-4.gif

409 ms

RuAN-01.jpg

RuAN-01.jpg

412 ms

Vzv-mir-1.gif

Vzv-mir-1.gif

495 ms

Vzv-mir-2.gif

Vzv-mir-2.gif

494 ms

Vzv-mir-3.gif

Vzv-mir-3.gif

494 ms

nl_books.gif

nl_books.gif

494 ms

LM-2.gif

LM-2.gif

495 ms

Gen-02.gif

Gen-02.gif

495 ms

M-4.gif

M-4.gif

580 ms

svetlana_2.gif

svetlana_2.gif

575 ms

Ras-2.gif

Ras-2.gif

577 ms

R-Net-1.gif

R-Net-1.gif

578 ms

Net-02.jpg

Net-02.jpg

576 ms

RuAN-LJ.gif

RuAN-LJ.gif

578 ms

analytics.js

analytics.js

25 ms

watch.js

watch.js

172 ms

confirms.html

confirms.html

688 ms

RuAN-LI.gif

RuAN-LI.gif

579 ms

RuAN-YA.gif

RuAN-YA.gif

577 ms

Stop-02.gif

Stop-02.gif

576 ms

Molv-02.gif

Molv-02.gif

576 ms

upload.gif

upload.gif

125 ms

widget_community.php

widget_community.php

272 ms

all.js

all.js

34 ms

b-share-icon.png

b-share-icon.png

29 ms

b-share-popup_down__tail.png

b-share-popup_down__tail.png

27 ms

news-text.html

news-text.html

1605 ms

Izv-2.jpg

Izv-2.jpg

579 ms

video_levashov.jpg

video_levashov.jpg

579 ms

big_transparent.gif

big_transparent.gif

577 ms

128 ms

cursor_arrow_left.png

cursor_arrow_left.png

573 ms

watch.js

watch.js

433 ms

xd_arbiter.php

xd_arbiter.php

31 ms

xd_arbiter.php

xd_arbiter.php

39 ms

cursor_arrow_left.cur

cursor_arrow_left.cur

525 ms

cursor_arrow_right.png

cursor_arrow_right.png

584 ms

cursor_arrow_right.cur

cursor_arrow_right.cur

584 ms

connect.js

connect.js

543 ms

loader_nav19188_3.js

loader_nav19188_3.js

125 ms

lite.css

lite.css

126 ms

lite.js

lite.js

483 ms

lang3_0.js

lang3_0.js

260 ms

widget_community.css

widget_community.css

262 ms

xdm.js

xdm.js

262 ms

al_community.js

al_community.js

262 ms

advert.gif

advert.gif

85 ms

1

1

192 ms

8NRy4qn2aGU.jpg

8NRy4qn2aGU.jpg

381 ms

mqEacdWxyQQ.jpg

mqEacdWxyQQ.jpg

375 ms

g5BopepB08o.jpg

g5BopepB08o.jpg

378 ms

e_6cb695e4.jpg

e_6cb695e4.jpg

373 ms

U0w2R4dUlI0.jpg

U0w2R4dUlI0.jpg

383 ms

rsbRUp6vwKA.jpg

rsbRUp6vwKA.jpg

367 ms

hNnPl6LMB2M.jpg

hNnPl6LMB2M.jpg

384 ms

oRfJ-1eoV6g.jpg

oRfJ-1eoV6g.jpg

370 ms

jRjLsCUnHNE.jpg

jRjLsCUnHNE.jpg

380 ms

camera_50.png

camera_50.png

130 ms

w_logo.png

w_logo.png

127 ms

hotlog_redirects

hotlog_redirects

317 ms

1

1

86 ms

dk

dk

141 ms

26812653

26812653

85 ms

1

1

95 ms

widget.a86e7c8a.css

widget.a86e7c8a.css

734 ms

image

image

755 ms

image

image

737 ms

image

image

746 ms

image

image

742 ms

image

image

746 ms

image

image

735 ms

image

image

740 ms

image

image

745 ms

image

image

752 ms

24127120

24127120

84 ms

ic_odkl_m.png

ic_odkl_m.png

135 ms

add-or.png

add-or.png

267 ms

ic_odkl.png

ic_odkl.png

400 ms

Accessibility Review

levashov.name accessibility score

42

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

levashov.name 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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

levashov.name 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

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Levashov.name can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Levashov.name main page’s claimed encoding is windows-1251. 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

levashov.name

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