Tools & Wizards About Us
coriell.org screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

coriell.org

Coriell Institute for Medical Research

Page Load Speed

2.2 sec in total

First Response

581 ms

Resources Loaded

1.4 sec

Page Rendered

231 ms

coriell.org screenshot

About Website

Visit coriell.org now to see the best up-to-date Coriell content for United States and also check out these interesting facts you probably never knew about coriell.org

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Key Findings

We analyzed Coriell.org page load time and found that the first response time was 581 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

coriell.org performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value150 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.948

3/100

15%

TTI (Time to Interactive)

Value11.0 s

20/100

10%

Network Requests Diagram

coriell.org

581 ms

jquery.js

92 ms

calendar.css

51 ms

front.css

47 ms

rokstories.css

49 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 92% of them (60 requests) were addressed to the original Coriell.org, 3% (2 requests) were made to Ssl.google-analytics.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (581 ms) belongs to the original domain Coriell.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 714.1 kB (49%)

Content Size

1.5 MB

After Optimization

746.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coriell.org main page is 1.5 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. 30% of websites need less resources to load. Javascripts take 863.2 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 30.4 kB

  • Original 39.4 kB
  • After minification 37.0 kB
  • After compression 9.1 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 30.4 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 31.5 kB

  • Original 508.5 kB
  • After minification 477.0 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. Coriell images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 611.7 kB

  • Original 863.2 kB
  • After minification 854.7 kB
  • After compression 251.5 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 611.7 kB or 71% of the original size.

CSS Optimization

-82%

Potential reduce by 40.5 kB

  • Original 49.4 kB
  • After minification 39.6 kB
  • After compression 8.9 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. Coriell.org needs all CSS files to be minified and compressed as it can save up to 40.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (44%)

Requests Now

64

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coriell. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

coriell.org

coriell.org

581 ms

jquery.js

jquery.js

92 ms

calendar.css

calendar.css

51 ms

front.css

front.css

47 ms

rokstories.css

rokstories.css

49 ms

mootools-core.js

mootools-core.js

84 ms

core.js

core.js

63 ms

jquery.min.js

jquery.min.js

73 ms

k2.js

k2.js

79 ms

caption.js

caption.js

81 ms

script.js

script.js

150 ms

mootools-more.js

mootools-more.js

194 ms

rokstories.js

rokstories.js

177 ms

system.css

system.css

163 ms

global.css

global.css

183 ms

cufon-yui-109i.js

cufon-yui-109i.js

177 ms

Futura_Condensed_Light.font.js

Futura_Condensed_Light.font.js

230 ms

Futura_Condensed.font.js

Futura_Condensed.font.js

252 ms

Minion_Pro_Regular_Italic.font.js

Minion_Pro_Regular_Italic.font.js

311 ms

init.js

init.js

245 ms

system.css

system.css

32 ms

ga.js

ga.js

95 ms

fbevents.js

fbevents.js

218 ms

page-bg.png

page-bg.png

23 ms

logo.png

logo.png

78 ms

alpha-sprites.png

alpha-sprites.png

133 ms

nav-home.png

nav-home.png

82 ms

nav-personalized-medicine.png

nav-personalized-medicine.png

73 ms

nav-stem-cells.png

nav-stem-cells.png

80 ms

nav-research-services.png

nav-research-services.png

132 ms

nav-biobanking.png

nav-biobanking.png

133 ms

nav-media-center.png

nav-media-center.png

147 ms

nav-giving.png

nav-giving.png

147 ms

content-top.png

content-top.png

173 ms

clinical-genomics-paper_thumb.jpg

clinical-genomics-paper_thumb.jpg

173 ms

cpmc-sleep-duration-paper_thumb.jpg

cpmc-sleep-duration-paper_thumb.jpg

173 ms

1000-genomes-billboard_thumb.jpg

1000-genomes-billboard_thumb.jpg

174 ms

coriell-california-launch_thumb.jpg

coriell-california-launch_thumb.jpg

184 ms

nia-award_thumb.jpg

nia-award_thumb.jpg

185 ms

clinical-genomics-paper.jpg

clinical-genomics-paper.jpg

236 ms

cpmc-sleep-duration-paper.jpg

cpmc-sleep-duration-paper.jpg

234 ms

1000-genomes-billboard.jpg

1000-genomes-billboard.jpg

244 ms

coriell-california-launch.jpg

coriell-california-launch.jpg

254 ms

nia-award.jpg

nia-award.jpg

250 ms

stem-cells.png

stem-cells.png

233 ms

stem-cells-homepage-focus-box.jpg

stem-cells-homepage-focus-box.jpg

274 ms

personalized-medicine.png

personalized-medicine.png

272 ms

personalized-medicine.jpg

personalized-medicine.jpg

274 ms

research-services.png

research-services.png

277 ms

research-services.jpg

research-services.jpg

282 ms

biobanking.png

biobanking.png

287 ms

service-biobanking.jpg

service-biobanking.jpg

303 ms

csl_module.jpg

csl_module.jpg

305 ms

giving.jpg

giving.jpg

304 ms

opening%20tank.jpg

opening%20tank.jpg

309 ms

logo-youtube.jpg

logo-youtube.jpg

315 ms

logo-linkedin.jpg

logo-linkedin.jpg

318 ms

logo-twitter.jpg

logo-twitter.jpg

333 ms

logo-facebook.jpg

logo-facebook.jpg

330 ms

home-sidebar-bg.png

home-sidebar-bg.png

321 ms

footer-bg.png

footer-bg.png

275 ms

spinner.gif

spinner.gif

284 ms

__utm.gif

__utm.gif

25 ms

25 ms

print.css

print.css

59 ms

Accessibility Review

coriell.org accessibility score

80

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 input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

coriell.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

coriell.org SEO score

87

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coriell.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 Coriell.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

coriell.org

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