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heartrhythmcongress.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

heartrhythmcongress.com

Home - HRC2024 - Heart Rhythm Congress

Page Load Speed

3.4 sec in total

First Response

976 ms

Resources Loaded

2.3 sec

Page Rendered

167 ms

heartrhythmcongress.com screenshot

About Website

Welcome to heartrhythmcongress.com homepage info - get ready to check Heart Rhythm Congress best content right away, or after learning these important things about heartrhythmcongress.com

Home. Discussion, debate, diversity, innovation and review - HRC, the word in education in arrhythmias.

Visit heartrhythmcongress.com

Key Findings

We analyzed Heartrhythmcongress.com page load time and found that the first response time was 976 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

heartrhythmcongress.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value25.3 s

0/100

25%

SI (Speed Index)

Value11.8 s

4/100

10%

TBT (Total Blocking Time)

Value1,650 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.169

70/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

heartrhythmcongress.com

976 ms

cmxform.css

175 ms

style.css

254 ms

prototype.js

497 ms

scriptaculous.js

178 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 78% of them (36 requests) were addressed to the original Heartrhythmcongress.com, 7% (3 requests) were made to S.ytimg.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (976 ms) belongs to the original domain Heartrhythmcongress.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 625.6 kB (43%)

Content Size

1.4 MB

After Optimization

822.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Heartrhythmcongress.com main page is 1.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 635.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 23.7 kB

  • Original 28.7 kB
  • After minification 26.9 kB
  • After compression 5.0 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. 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 23.7 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 10.1 kB

  • Original 635.5 kB
  • After minification 625.4 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 Rhythm Congress images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 374.3 kB

  • Original 521.8 kB
  • After minification 443.8 kB
  • After compression 147.5 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 374.3 kB or 72% of the original size.

CSS Optimization

-83%

Potential reduce by 217.4 kB

  • Original 262.5 kB
  • After minification 258.5 kB
  • After compression 45.0 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. Heartrhythmcongress.com needs all CSS files to be minified and compressed as it can save up to 217.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (47%)

Requests Now

43

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heart Rhythm Congress. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

heartrhythmcongress.com

heartrhythmcongress.com

976 ms

cmxform.css

cmxform.css

175 ms

style.css

style.css

254 ms

prototype.js

prototype.js

497 ms

scriptaculous.js

scriptaculous.js

178 ms

cmxform.js

cmxform.js

181 ms

dropdown.js

dropdown.js

175 ms

fckeditor_frontend.js

fckeditor_frontend.js

278 ms

slider_proto.js

slider_proto.js

267 ms

reset.css

reset.css

107 ms

builder.js

builder.js

101 ms

effects.js

effects.js

184 ms

dragdrop.js

dragdrop.js

178 ms

controls.js

controls.js

97 ms

slider.js

slider.js

98 ms

sound.js

sound.js

95 ms

button_go.png

button_go.png

103 ms

menu_tabs_0.png

menu_tabs_0.png

102 ms

logo.png

logo.png

97 ms

slideshow_bg.png

slideshow_bg.png

92 ms

slide0.jpg

slide0.jpg

192 ms

banner-2015-1.jpg

banner-2015-1.jpg

417 ms

banner-2015-2.jpg

banner-2015-2.jpg

289 ms

banner-2015-3.jpg

banner-2015-3.jpg

350 ms

banner-2015-4.jpg

banner-2015-4.jpg

525 ms

banner-2015-5.jpg

banner-2015-5.jpg

440 ms

facebook.png

facebook.png

296 ms

linkedin.png

linkedin.png

371 ms

twitter.png

twitter.png

382 ms

folder-bg-repeat.png

folder-bg-repeat.png

441 ms

content-bg-tp.png

content-bg-tp.png

460 ms

content-bg-bottom.png

content-bg-bottom.png

474 ms

content-bg-repeat.png

content-bg-repeat.png

499 ms

endorsement-logos.jpg

endorsement-logos.jpg

537 ms

folder-bg-bottom.png

folder-bg-bottom.png

537 ms

ga.js

ga.js

21 ms

9b0HX-hBUkE

9b0HX-hBUkE

99 ms

__utm.gif

__utm.gif

12 ms

www-embed-player-vflfNyN_r.css

www-embed-player-vflfNyN_r.css

35 ms

www-embed-player.js

www-embed-player.js

53 ms

base.js

base.js

77 ms

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

36 ms

ad_status.js

ad_status.js

39 ms

2UX7WLTfW3W8TclTUvlFyQ.woff

2UX7WLTfW3W8TclTUvlFyQ.woff

32 ms

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

34 ms

print.css

print.css

92 ms

Accessibility Review

heartrhythmcongress.com accessibility score

88

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

heartrhythmcongress.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

heartrhythmcongress.com SEO score

90

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

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Heartrhythmcongress.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Heartrhythmcongress.com main page’s claimed encoding is iso-8859-1. 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

heartrhythmcongress.com

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