Tools & Wizards About Us
blogs.cancer.org screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 96% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

blogs.cancer.org

End Cancer As We Know It | American Cancer Society

Page Load Speed

2.7 sec in total

First Response

173 ms

Resources Loaded

1.3 sec

Page Rendered

1.3 sec

blogs.cancer.org screenshot

About Website

Welcome to blogs.cancer.org homepage info - get ready to check Blogs Cancer best content for United States right away, or after learning these important things about blogs.cancer.org

Dedicated to helping people who face cancer. Learn about cancer research, patient services, early detection, treatment and education at cancer.org.

Visit blogs.cancer.org

Key Findings

We analyzed Blogs.cancer.org page load time and found that the first response time was 173 ms and then it took 2.5 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

blogs.cancer.org performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value7,420 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.208

60/100

15%

TTI (Time to Interactive)

Value32.5 s

0/100

10%

Network Requests Diagram

www.cancer.org

173 ms

clientlib-base.lc-9abdcfdbb5116e656cc4254a973d9bd9-lc.min.css

18 ms

otSDKStub.js

52 ms

jquery.lc-7842899024219bcbdb5e72c946870b79-lc.min.js

27 ms

utils.lc-e7bf340a353e643d198b25d0c8ccce47-lc.min.js

26 ms

Our browser made a total of 109 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Blogs.cancer.org, 33% (36 requests) were made to Fonts.gstatic.com and 3% (3 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (588 ms) relates to the external source Fonts.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 424.7 kB (13%)

Content Size

3.2 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Blogs.cancer.org main page is 3.2 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 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 413.7 kB

  • Original 451.0 kB
  • After minification 270.4 kB
  • After compression 37.4 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 180.7 kB, which is 40% 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 413.7 kB or 92% of the original size.

Image Optimization

-0%

Potential reduce by 10.1 kB

  • Original 2.4 MB
  • After minification 2.4 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. Blogs Cancer images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 895 B

  • Original 335.1 kB
  • After minification 335.1 kB
  • After compression 334.2 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.

Requests Breakdown

Number of requests can be reduced by 25 (38%)

Requests Now

66

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blogs Cancer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.cancer.org

www.cancer.org

173 ms

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18 ms

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83 ms

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290 ms

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65 ms

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218 ms

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218 ms

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218 ms

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218 ms

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220 ms

location

location

61 ms

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472 ms

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274 ms

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268 ms

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264 ms

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138 ms

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160 ms

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Accessibility Review

blogs.cancer.org accessibility score

99

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

blogs.cancer.org best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

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

blogs.cancer.org SEO score

93

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

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 Blogs.cancer.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 Blogs.cancer.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

blogs.cancer.org

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