Tools & Wizards About Us

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

a2c.org

Cancer Research Institute | Advancing Immunotherapy Research

Page Load Speed

2.2 sec in total

First Response

88 ms

Resources Loaded

880 ms

Page Rendered

1.3 sec

About Website

Welcome to a2c.org homepage info - get ready to check A 2 C best content for United States right away, or after learning these important things about a2c.org

The Cancer Research Institute (CRI) is a nonprofit organization dedicated exclusively to advancing immunotherapy to treat, control, and cure all cancers.

Visit a2c.org

Key Findings

We analyzed A2c.org page load time and found that the first response time was 88 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

a2c.org performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value5,170 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.077

95/100

15%

TTI (Time to Interactive)

Value31.5 s

0/100

10%

Network Requests Diagram

a2c.org

88 ms

www.cancerresearch.org

159 ms

www.cancerresearch.org

171 ms

style.min.css

24 ms

styles.css

29 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original A2c.org, 89% (51 requests) were made to Cancerresearch.org and 5% (3 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (243 ms) relates to the external source Cancerresearch.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 131.0 kB (21%)

Content Size

610.4 kB

After Optimization

479.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of A2c.org main page is 610.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 313.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 130.9 kB

  • Original 152.5 kB
  • After minification 147.3 kB
  • After compression 21.6 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 130.9 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 313.3 kB
  • After minification 313.3 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. A 2 C images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 117 B

  • Original 94.8 kB
  • After minification 94.8 kB
  • After compression 94.7 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

-0%

Potential reduce by 45 B

  • Original 49.9 kB
  • After minification 49.9 kB
  • After compression 49.8 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. A2c.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (20%)

Requests Now

51

After Optimization

41

  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A 2 C. 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

Accessibility Review

a2c.org accessibility score

96

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

a2c.org best practices score

75

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

Page has valid source maps

SEO Factors

a2c.org 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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise A2c.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 A2c.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

Open Graph data is detected on the main page of A 2 C. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: