Tools & Wizards About Us
heart.su screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

heart.su

КАРДИОЛОГИЯ - СОВРЕМЕННЫЕ МЕТОДЫ ПРОФИЛАКТИКИ И ЛЕЧЕНИЯ БОЛЕЗНЕЙ СЕРДЦА

Page Load Speed

3.5 sec in total

First Response

422 ms

Resources Loaded

2.7 sec

Page Rendered

355 ms

heart.su screenshot

About Website

Click here to check amazing Heart content for Russia. Otherwise, check out these important facts you probably never knew about heart.su

Болезни сердца. Терапевтическая кардиология и кардиохирургия. Кардиологическое лечение в ведущих клиниках Москвы, Европы и Израиля. - Heart.su - 2008

Visit heart.su

Key Findings

We analyzed Heart.su page load time and found that the first response time was 422 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

heart.su performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

86/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value7,450 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.048

99/100

15%

TTI (Time to Interactive)

Value28.2 s

0/100

10%

Network Requests Diagram

heart.su

422 ms

style.css

27 ms

widget.js

62 ms

asjs.php

862 ms

s.gif

61 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 49% of them (27 requests) were addressed to the original Heart.su, 15% (8 requests) were made to Youtube.com and 15% (8 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Site.yandex.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 45.2 kB (11%)

Content Size

414.8 kB

After Optimization

369.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Heart.su main page is 414.8 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 234.1 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 38.7 kB

  • Original 52.4 kB
  • After minification 51.2 kB
  • After compression 13.7 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 38.7 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 202 B

  • Original 66.4 kB
  • After minification 66.2 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. Heart images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 5.8 kB

  • Original 234.1 kB
  • After minification 234.1 kB
  • After compression 228.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 502 B

  • Original 61.9 kB
  • After minification 61.9 kB
  • After compression 61.4 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. Heart.su has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (50%)

Requests Now

52

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heart. 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

heart.su

heart.su

422 ms

style.css

style.css

27 ms

widget.js

widget.js

62 ms

asjs.php

asjs.php

862 ms

s.gif

s.gif

61 ms

all.js

all.js

1144 ms

Kv6EFSjQK54

Kv6EFSjQK54

110 ms

Q4gwxiTik1k

Q4gwxiTik1k

476 ms

_Uh3DbRWxQ8

_Uh3DbRWxQ8

519 ms

KaOYALuuzVo

KaOYALuuzVo

559 ms

dhzb_3_100.jpg

dhzb_3_100.jpg

111 ms

aci.js

aci.js

1137 ms

bullet_17.png

bullet_17.png

36 ms

gradient_03.jpg

gradient_03.jpg

32 ms

corner_03.gif

corner_03.gif

55 ms

corner_02.gif

corner_02.gif

56 ms

cor_02.gif

cor_02.gif

57 ms

cor_03.gif

cor_03.gif

61 ms

bluedot.gif

bluedot.gif

62 ms

corn_w_03.gif

corn_w_03.gif

63 ms

corn_w_02.gif

corn_w_02.gif

79 ms

corn_w_01.gif

corn_w_01.gif

80 ms

corn_w_04.gif

corn_w_04.gif

80 ms

heart_100.jpg

heart_100.jpg

88 ms

fond_03.gif

fond_03.gif

90 ms

coeur_03.gif

coeur_03.gif

91 ms

heart_header_01.jpg

heart_header_01.jpg

104 ms

heart_header_02.gif

heart_header_02.gif

104 ms

heart_header_06.jpg

heart_header_06.jpg

104 ms

heart_header_07.gif

heart_header_07.gif

115 ms

heart_header_08.jpg

heart_header_08.jpg

135 ms

heart_header_10.jpg

heart_header_10.jpg

158 ms

heart_header_11.gif

heart_header_11.gif

159 ms

heart_header_12.jpg

heart_header_12.jpg

295 ms

heart_header_13.jpg

heart_header_13.jpg

158 ms

2LKxwpYNeD

2LKxwpYNeD

544 ms

www-player.css

www-player.css

19 ms

www-embed-player.js

www-embed-player.js

36 ms

base.js

base.js

60 ms

ad_status.js

ad_status.js

418 ms

G9IHigwxVH3Mn3WnChzJeeVNQhz-kZ0Q5G-GviBI-tI.js

G9IHigwxVH3Mn3WnChzJeeVNQhz-kZ0Q5G-GviBI-tI.js

437 ms

embed.js

embed.js

216 ms

2LKxwpYNeD

2LKxwpYNeD

1041 ms

id

id

176 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

64 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

65 ms

Create

Create

335 ms

Create

Create

332 ms

Create

Create

329 ms

Create

Create

428 ms

GenerateIT

GenerateIT

164 ms

GenerateIT

GenerateIT

159 ms

GenerateIT

GenerateIT

91 ms

jquery.min.js

jquery.min.js

721 ms

GenerateIT

GenerateIT

20 ms

Accessibility Review

heart.su accessibility score

63

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

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

heart.su best practices score

67

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

heart.su SEO score

77

Search Engine Optimization Advices

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 Heart.su 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 Heart.su 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

heart.su

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