Tools & Wizards About Us
gutcheck.cancer.gov screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

gutcheck.cancer.gov

Screening Tests to Detect Colorectal Cancer and Polyps - National Cancer Institute

Page Load Speed

4.2 sec in total

First Response

123 ms

Resources Loaded

2 sec

Page Rendered

2.1 sec

gutcheck.cancer.gov screenshot

About Website

Visit gutcheck.cancer.gov now to see the best up-to-date Gutcheck Cancer content for United States and also check out these interesting facts you probably never knew about gutcheck.cancer.gov

Learn about the methods used to screen for colorectal cancer. This fact sheet also discusses the advantages and disadvantages of several colorectal cancer screening tests.

Visit gutcheck.cancer.gov

Key Findings

We analyzed Gutcheck.cancer.gov page load time and found that the first response time was 123 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

gutcheck.cancer.gov performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value3.8 s

84/100

10%

TBT (Total Blocking Time)

Value1,230 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.422

23/100

15%

TTI (Time to Interactive)

Value8.0 s

42/100

10%

Network Requests Diagram

screening-fact-sheet

123 ms

launch-5f2a5357bf66.min.js

267 ms

css

608 ms

css_Qpa7WeJFqNezmlX7azOs-klcW0g11qrZ8l8kRq3Fdgg.css

40 ms

Common.css

187 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Gutcheck.cancer.gov, 17% (4 requests) were made to Assets.adobedtm.com and 17% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (754 ms) relates to the external source Cancer.gov.

Page Optimization Overview & Recommendations

Page size can be reduced by 141.5 kB (44%)

Content Size

322.0 kB

After Optimization

180.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gutcheck.cancer.gov main page is 322.0 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. 30% of websites need less resources to load. HTML takes 157.4 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 124.3 kB

  • Original 157.4 kB
  • After minification 137.8 kB
  • After compression 33.0 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 19.6 kB, which is 12% 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 124.3 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 3.5 kB

  • Original 91.1 kB
  • After minification 87.6 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. Gutcheck Cancer images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 806 B

  • Original 17.3 kB
  • After minification 17.2 kB
  • After compression 16.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-23%

Potential reduce by 12.9 kB

  • Original 56.2 kB
  • After minification 56.1 kB
  • After compression 43.3 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. Gutcheck.cancer.gov needs all CSS files to be minified and compressed as it can save up to 12.9 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (63%)

Requests Now

16

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gutcheck 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 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

screening-fact-sheet

screening-fact-sheet

123 ms

launch-5f2a5357bf66.min.js

launch-5f2a5357bf66.min.js

267 ms

css

css

608 ms

css_Qpa7WeJFqNezmlX7azOs-klcW0g11qrZ8l8kRq3Fdgg.css

css_Qpa7WeJFqNezmlX7azOs-klcW0g11qrZ8l8kRq3Fdgg.css

40 ms

Common.css

Common.css

187 ms

Article.css

Article.css

79 ms

js_Ze7iuVYYvaNC2iWmS0y3TIxKx1Oc0Lk1t6DqW16KLyM.js

js_Ze7iuVYYvaNC2iWmS0y3TIxKx1Oc0Lk1t6DqW16KLyM.js

205 ms

Common.js

Common.js

209 ms

Article.js

Article.js

207 ms

AppMeasurement.min.js

AppMeasurement.min.js

737 ms

AppMeasurement_Module_ActivityMap.min.js

AppMeasurement_Module_ActivityMap.min.js

736 ms

nci-logo-full.svg

nci-logo-full.svg

516 ms

PartsOfColonAnalCanal.jpg

PartsOfColonAnalCanal.jpg

754 ms

svg-sprite-593ecf95.svg

svg-sprite-593ecf95.svg

340 ms

syndication.png

syndication.png

358 ms

Montserrat-regular.woff

Montserrat-regular.woff

39 ms

Montserrat-700.woff

Montserrat-700.woff

149 ms

o-0IIpQlx3QUlC5A4PNr5TRF.ttf

o-0IIpQlx3QUlC5A4PNr5TRF.ttf

151 ms

o-0NIpQlx3QUlC5A4PNjXhFVZNyE.ttf

o-0NIpQlx3QUlC5A4PNjXhFVZNyE.ttf

152 ms

o-0OIpQlx3QUlC5A4PNr4ARCQ_w.ttf

o-0OIpQlx3QUlC5A4PNr4ARCQ_w.ttf

270 ms

o-0TIpQlx3QUlC5A4PNr4Az5ZuyDzWg.ttf

o-0TIpQlx3QUlC5A4PNr4Az5ZuyDzWg.ttf

273 ms

4407.js

4407.js

236 ms

RC9956e3e85e694dfeafb5d0e9bc882f46-source.min.js

RC9956e3e85e694dfeafb5d0e9bc882f46-source.min.js

119 ms

Accessibility Review

gutcheck.cancer.gov accessibility score

86

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

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

High

[role]s are not contained by their required parent element

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

gutcheck.cancer.gov 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

Page has valid source maps

SEO Factors

gutcheck.cancer.gov SEO score

100

Search Engine Optimization Advices

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 Gutcheck.cancer.gov 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 Gutcheck.cancer.gov 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

gutcheck.cancer.gov

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