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esfi.org screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    33% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

esfi.org

Homepage - Electrical Safety Foundation

Page Load Speed

1.3 sec in total

First Response

79 ms

Resources Loaded

922 ms

Page Rendered

335 ms

esfi.org screenshot

About Website

Click here to check amazing Esfi content for United States. Otherwise, check out these important facts you probably never knew about esfi.org

The Electrical Safety Foundation (ESFI) is a 501 (c)(3) organization dedicated to promoting electrical safety in the home, school, and workplace through education, awareness, and advocacy. Over the pa...

Visit esfi.org

Key Findings

We analyzed Esfi.org page load time and found that the first response time was 79 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

esfi.org performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value4,570 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value26.0 s

0/100

10%

Network Requests Diagram

esfi.org

79 ms

www.esfi.org

320 ms

default.css

42 ms

jquery-1.9.1.min.js

125 ms

gfBase.js

85 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 49% of them (26 requests) were addressed to the original Esfi.org, 25% (13 requests) were made to Images.esfi.org and 8% (4 requests) were made to Translate.googleapis.com. The less responsive or slowest element that took the longest time to load (320 ms) belongs to the original domain Esfi.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 537.6 kB (45%)

Content Size

1.2 MB

After Optimization

663.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Esfi.org main page is 1.2 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. 55% of websites need less resources to load. Javascripts take 443.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 37.2 kB

  • Original 46.7 kB
  • After minification 41.3 kB
  • After compression 9.5 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 5.4 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 37.2 kB or 80% of the original size.

Image Optimization

-10%

Potential reduce by 42.3 kB

  • Original 426.3 kB
  • After minification 384.0 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. Esfi images are well optimized though.

JavaScript Optimization

-51%

Potential reduce by 225.4 kB

  • Original 443.6 kB
  • After minification 440.9 kB
  • After compression 218.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 225.4 kB or 51% of the original size.

CSS Optimization

-82%

Potential reduce by 232.7 kB

  • Original 284.4 kB
  • After minification 278.4 kB
  • After compression 51.8 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. Esfi.org needs all CSS files to be minified and compressed as it can save up to 232.7 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (45%)

Requests Now

47

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Esfi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

esfi.org

esfi.org

79 ms

www.esfi.org

www.esfi.org

320 ms

default.css

default.css

42 ms

jquery-1.9.1.min.js

jquery-1.9.1.min.js

125 ms

gfBase.js

gfBase.js

85 ms

jquery.imagesloaded.min.js

jquery.imagesloaded.min.js

86 ms

desktop.js

desktop.js

83 ms

slick.min.js

slick.min.js

84 ms

jquery.validation.js

jquery.validation.js

82 ms

BasicValidationHandler.js

BasicValidationHandler.js

119 ms

element.js

element.js

38 ms

Outlets-Video-Slider.png

Outlets-Video-Slider.png

292 ms

widgets.js

widgets.js

41 ms

translateelement.css

translateelement.css

61 ms

main.js

main.js

107 ms

KidsCornerFrontPageNew-V2.jpg

KidsCornerFrontPageNew-V2.jpg

171 ms

Outlets-The-Ins-and-Outs-video-.png

Outlets-The-Ins-and-Outs-video-.png

107 ms

TRR-Video-2.png

TRR-Video-2.png

106 ms

Have-you-made-your-electrical-safety-list.jpg

Have-you-made-your-electrical-safety-list.jpg

105 ms

Prevention-It-s-the-Gift-That-Keeps-on-Giving-2.png

Prevention-It-s-the-Gift-That-Keeps-on-Giving-2.png

144 ms

TRR-Mini-Teaser.jpg

TRR-Mini-Teaser.jpg

145 ms

What-Is-An-AFCI.png

What-Is-An-AFCI.png

168 ms

National-Electrical-Safety-Month.png

National-Electrical-Safety-Month.png

168 ms

Eaton-Corporation.jpg

Eaton-Corporation.jpg

168 ms

Intertek.jpg

Intertek.jpg

167 ms

Pass-Seymour-Legrand.jpg

Pass-Seymour-Legrand.jpg

253 ms

Ace.jpg

Ace.jpg

253 ms

esfi-logo.png

esfi-logo.png

50 ms

social-icons.png

social-icons.png

42 ms

search.png

search.png

51 ms

nav-icons.png

nav-icons.png

42 ms

darkTransparent.png

darkTransparent.png

43 ms

download_generic.png

download_generic.png

44 ms

supportESFI-background.png

supportESFI-background.png

111 ms

tri_lightning.png

tri_lightning.png

106 ms

Calibri.woff

Calibri.woff

165 ms

CalibriLight.woff

CalibriLight.woff

142 ms

CalibriBold.woff

CalibriBold.woff

165 ms

Athelas.woff

Athelas.woff

165 ms

ELoaNsnhhV8

ELoaNsnhhV8

104 ms

analytics.js

analytics.js

37 ms

mail.png

mail.png

46 ms

poweredByGetfused.png

poweredByGetfused.png

47 ms

galleryBullet_on.png

galleryBullet_on.png

149 ms

galleryBullet.png

galleryBullet.png

151 ms

www-embed-player-vflQrT_sR.css

www-embed-player-vflQrT_sR.css

63 ms

www-embed-player.js

www-embed-player.js

78 ms

element_main.js

element_main.js

129 ms

collect

collect

44 ms

6BOEML_YqI6cKINK5dmh8ZufcXg7sBa4jeB-I9gQ0xI.js

6BOEML_YqI6cKINK5dmh8ZufcXg7sBa4jeB-I9gQ0xI.js

82 ms

ad_status.js

ad_status.js

85 ms

translate_24dp.png

translate_24dp.png

48 ms

l

l

47 ms

Accessibility Review

esfi.org accessibility score

91

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

[aria-*] attributes do not match their roles

Names and labels

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.

Impact

Issue

High

Links do not have a discernible name

Best Practices

esfi.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

esfi.org SEO score

85

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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 Esfi.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 Esfi.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

esfi.org

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