Access jimmyfundwalk.com. Boston Marathon Jimmy Fund Walk

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value16.8 s

0/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value2,960 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.67

8/100

15%

TTI (Time to Interactive)

Value26.3 s

0/100

10%

jimmyfundwalk.com

67 ms

TR

1271 ms

yui-min.js

114 ms

modules.js

143 ms

utils.js

139 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Jimmyfundwalk.com, 57% (50 requests) were made to Danafarber.jimmyfund.org and 10% (9 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Danafarber.jimmyfund.org.

Content Size

2.3 MB

After Optimization

1.7 MB

In fact, the total size of Jimmyfundwalk.com main page is 2.3 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 181.0 kB

Original 221.0 kB
After minification 203.8 kB
After compression 40.0 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. 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 181.0 kB or 82% of the original size.

Image Optimization

-7%

Potential reduce by 112.8 kB

Original 1.5 MB
After minification 1.4 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. Jimmy Fund Walk images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 290.0 kB

Original 476.8 kB
After minification 474.4 kB
After compression 186.8 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 290.0 kB or 61% of the original size.

CSS Optimization

-31%

Potential reduce by 22.3 kB

Original 72.7 kB
After minification 72.7 kB
After compression 50.4 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. Jimmyfundwalk.com needs all CSS files to be minified and compressed as it can save up to 22.3 kB or 31% of the original size.

Requests Now

After Optimization

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jimmy Fund Walk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jimmyfundwalk.com 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 Jimmyfundwalk.com main page’s claimed encoding is iso-8859-1. 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

jimmyfundwalk.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Boston Marathon Jimmy Fund Walk - Cancer Research Fundraiser

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

jimmyfundwalk.com

TR

yui-min.js

modules.js

utils.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

jimmyfundwalk.com

TR

yui-min.js

modules.js

utils.js

obs_comp_rollup.js

default.css

alphacube.css

UserGlobalStyle.css

ResponsiveBase.css

TRPageResponsive.css

TrAchievementBadges.css

FriendraiserUserStyle.css

CustomStyle.css

CustomWysiwygStyle.css

vScroll.js

jquery.min.js

bootstrap.min.js

element.js

sdk.js

OtAutoBlock.js

otSDKStub.js

css

bootstrap.min.css

jquery.fancybox.min.css

master-styles.css

styles.css

ac43c2a4c5.js

luminateExtend.min.js

jquery.fancybox.min.js

master-scripts.js

scripts.js

sharethis.js

zg-melissa-data.main.js

lunametrics-youtube.gtm.min.js

launch-90664c3f0ed7.min.js

index.min.js

polyfill.min.js

api.js

zg-melissa-data.survey.js

addthis_widget.js

sdk.js

689f6750-000a-4c4a-b479-1fd1e64fa496.json