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asn-online.org screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

asn-online.org

American Society of Nephrology

Page Load Speed

2.8 sec in total

First Response

31 ms

Resources Loaded

2.4 sec

Page Rendered

376 ms

asn-online.org screenshot

About Website

Click here to check amazing Asn Online content for United States. Otherwise, check out these important facts you probably never knew about asn-online.org

ASN leads the fight against kidney disease by educating health professionals, sharing new knowledge, advancing research, and advocating the highest quality care for patients.

Visit asn-online.org

Key Findings

We analyzed Asn-online.org page load time and found that the first response time was 31 ms and then it took 2.7 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

asn-online.org performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.8 s

2/100

10%

LCP (Largest Contentful Paint)

Value29.7 s

0/100

25%

SI (Speed Index)

Value14.7 s

1/100

10%

TBT (Total Blocking Time)

Value1,120 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

Network Requests Diagram

asn-online.org

31 ms

asn-online.org

15 ms

www.asn-online.org

106 ms

css

60 ms

bootstrap.min.css

12 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 83% of them (89 requests) were addressed to the original Asn-online.org, 7% (8 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Asn-online.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 279.3 kB (7%)

Content Size

3.8 MB

After Optimization

3.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Asn-online.org main page is 3.8 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. Only a small number of websites need less resources to load. Images take 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 101.3 kB

  • Original 122.7 kB
  • After minification 104.6 kB
  • After compression 21.3 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 18.1 kB, which is 15% 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 101.3 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 81.7 kB

  • Original 3.1 MB
  • After minification 3.0 MB

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. Asn Online images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 71.9 kB

  • Original 451.5 kB
  • After minification 450.3 kB
  • After compression 379.5 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 71.9 kB or 16% of the original size.

CSS Optimization

-21%

Potential reduce by 24.3 kB

  • Original 117.7 kB
  • After minification 117.7 kB
  • After compression 93.5 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. Asn-online.org needs all CSS files to be minified and compressed as it can save up to 24.3 kB or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (52%)

Requests Now

90

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Asn Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

asn-online.org

asn-online.org

31 ms

asn-online.org

asn-online.org

15 ms

www.asn-online.org

www.asn-online.org

106 ms

css

css

60 ms

bootstrap.min.css

bootstrap.min.css

12 ms

jquery-ui.css

jquery-ui.css

18 ms

style.css

style.css

21 ms

font-awesome.min.css

font-awesome.min.css

22 ms

styles.css

styles.css

26 ms

style.css

style.css

32 ms

notifications.css

notifications.css

27 ms

jquery.alert.css

jquery.alert.css

25 ms

jquery.prettyPhoto.css

jquery.prettyPhoto.css

23 ms

jquery.prettySociable.css

jquery.prettySociable.css

45 ms

settings.css

settings.css

28 ms

owl.carousel.css

owl.carousel.css

43 ms

asn-header.png

asn-header.png

43 ms

asn-header-white.png

asn-header-white.png

42 ms

jquery-2.1.0.min.js

jquery-2.1.0.min.js

41 ms

jquery-ui-1.12.1.js

jquery-ui-1.12.1.js

47 ms

bootstrap.min.js

bootstrap.min.js

41 ms

jquery.ui.touch-punch.js

jquery.ui.touch-punch.js

41 ms

plugins.min.js

plugins.min.js

41 ms

jquery.browser.js

jquery.browser.js

42 ms

jquery.notifications.js

jquery.notifications.js

42 ms

jquery.prettyLoader.js

jquery.prettyLoader.js

42 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

42 ms

jquery.prettySociable.js

jquery.prettySociable.js

43 ms

jquery.timers.js

jquery.timers.js

43 ms

jquery.dropshadow.js

jquery.dropshadow.js

44 ms

jquery.animate-shadow.js

jquery.animate-shadow.js

44 ms

jquery.alert.js

jquery.alert.js

43 ms

jquery.translate.js

jquery.translate.js

46 ms

floatingLabel.js

floatingLabel.js

46 ms

functions.js

functions.js

45 ms

main.js

main.js

46 ms

mobile.js

mobile.js

49 ms

fullstory.js

fullstory.js

46 ms

fullstory.demo.meta.js

fullstory.demo.meta.js

47 ms

revolution-slider.js

revolution-slider.js

42 ms

owl.carousel.min.js

owl.carousel.min.js

171 ms

296 ms

292 ms

2029 ms

1531 ms

1024 ms

547 ms

298 ms

564 ms

287 ms

287 ms

288 ms

287 ms

287 ms

287 ms

fs.js

fs.js

178 ms

gtm.js

gtm.js

208 ms

shadow3.png

shadow3.png

149 ms

bg.aspx

bg.aspx

156 ms

snow.jpg

snow.jpg

162 ms

66 ms

405 ms

current-popups.aspx

current-popups.aspx

407 ms

timer.png

timer.png

65 ms

211 ms

239 ms

263 ms

763 ms

297 ms

299 ms

774 ms

small_left.png

small_left.png

298 ms

small_right.png

small_right.png

299 ms

ajax-loader.gif

ajax-loader.gif

299 ms

facebook.png

facebook.png

300 ms

twitter.png

twitter.png

300 ms

delicious.png

delicious.png

301 ms

digg.png

digg.png

300 ms

linkedin.png

linkedin.png

300 ms

reddit.png

reddit.png

299 ms

segoeui.woff

segoeui.woff

390 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrQ.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrQ.ttf

56 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVuEorCIPrQ.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVuEorCIPrQ.ttf

102 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVsEpbCIPrQ.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVsEpbCIPrQ.ttf

193 ms

S6uyw4BMUTPHjx4wWw.ttf

S6uyw4BMUTPHjx4wWw.ttf

203 ms

S6u9w4BMUTPHh7USSwiPHA.ttf

S6u9w4BMUTPHh7USSwiPHA.ttf

228 ms

S6u9w4BMUTPHh6UVSwiPHA.ttf

S6u9w4BMUTPHh6UVSwiPHA.ttf

204 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

202 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

227 ms

Gotham-Medium-webfont.woff

Gotham-Medium-webfont.woff

379 ms

Gotham-Book-webfont.woff

Gotham-Book-webfont.woff

378 ms

ElegantIcons.woff

ElegantIcons.woff

377 ms

asn-logos.woff

asn-logos.woff

378 ms

stumbleupon.png

stumbleupon.png

377 ms

tumblr.png

tumblr.png

377 ms

prettyLoader.png

prettyLoader.png

376 ms

56.jpg

56.jpg

375 ms

js

js

141 ms

insight.min.js

insight.min.js

141 ms

uwt.js

uwt.js

138 ms

fbevents.js

fbevents.js

108 ms

languages

languages

130 ms

adsct

adsct

101 ms

adsct

adsct

103 ms

br_down.png

br_down.png

3 ms

print.css

print.css

13 ms

cursor_move.png

cursor_move.png

41 ms

Accessibility Review

asn-online.org accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

asn-online.org 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

asn-online.org SEO score

76

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Asn-online.org 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 Asn-online.org 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

asn-online.org

Open Graph data is detected on the main page of Asn Online. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: