Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

ctsa.mayo.edu

Center for Clinical and Translational Science (CCaTS) - Center for Clinical and Translational Science - Center for Clinical and Translational Science ...

Page Load Speed

1.1 sec in total

First Response

343 ms

Resources Loaded

675 ms

Page Rendered

53 ms

About Website

Click here to check amazing Ctsa Mayo content for United States. Otherwise, check out these important facts you probably never knew about ctsa.mayo.edu

Mayo Clinic's Center for Clinical and Translational Science fosters translational science from basic discovery to clinical and community-engaged research.

Visit ctsa.mayo.edu

Key Findings

We analyzed Ctsa.mayo.edu page load time and found that the first response time was 343 ms and then it took 728 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

ctsa.mayo.edu performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.366

29/100

15%

TTI (Time to Interactive)

Value14.6 s

8/100

10%

Network Requests Diagram

ctsa.mayo.edu

343 ms

ctsa.mayo.edu

210 ms

center-clinical-translational-science

112 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that 67% of them (2 requests) were addressed to the original Ctsa.mayo.edu, 33% (1 request) were made to Mayo.edu. The less responsive or slowest element that took the longest time to load (343 ms) belongs to the original domain Ctsa.mayo.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 469.6 kB (51%)

Content Size

914.8 kB

After Optimization

445.2 kB

In fact, the total size of Ctsa.mayo.edu main page is 914.8 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Javascripts take 632.9 kB which makes up the majority of the site volume.

HTML Optimization

-34%

Potential reduce by 117 B

  • Original 349 B
  • After minification 345 B
  • After compression 232 B

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 117 B or 34% of the original size.

Image Optimization

-3%

Potential reduce by 7.1 kB

  • Original 238.2 kB
  • After minification 231.0 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. Ctsa Mayo images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 425.8 kB

  • Original 632.9 kB
  • After minification 616.3 kB
  • After compression 207.1 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 425.8 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 36.6 kB

  • Original 43.4 kB
  • After minification 31.7 kB
  • After compression 6.8 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. Ctsa.mayo.edu needs all CSS files to be minified and compressed as it can save up to 36.6 kB or 84% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

ctsa.mayo.edu accessibility score

100

Accessibility Issues

Best Practices

ctsa.mayo.edu 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

SEO Factors

ctsa.mayo.edu SEO score

91

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

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ctsa.mayo.edu 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 Ctsa.mayo.edu main page’s claimed encoding is . 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

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