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jefcomsi.com screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

jefcomsi.com

CNC repairs and retrofits based in Dayton Ohio and servicing the Tri state areas. Centroid dealer certified technicians with over 50 years exp. Feel f...

Page Load Speed

972 ms in total

First Response

36 ms

Resources Loaded

768 ms

Page Rendered

168 ms

jefcomsi.com screenshot

About Website

Click here to check amazing JefcoMSI content. Otherwise, check out these important facts you probably never knew about jefcomsi.com

Jefco machine service has been providing the best CNC and Manual machine troubleshooting in the tri state area since 1993. Based in Dayton Ohio we specialize in Centroid control retrofits. Please feel...

Visit jefcomsi.com

Key Findings

We analyzed Jefcomsi.com page load time and found that the first response time was 36 ms and then it took 936 ms 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

jefcomsi.com performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value3,380 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.397

25/100

15%

TTI (Time to Interactive)

Value20.2 s

2/100

10%

Network Requests Diagram

www.jefcomsi.com

36 ms

site.css

11 ms

duel.js

21 ms

jq.js

9 ms

media.gallery.js

17 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Jefcomsi.com, 41% (16 requests) were made to Img1.wsimg.com and 18% (7 requests) were made to Nebula.wsimg.com. The less responsive or slowest element that took the longest time to load (302 ms) relates to the external source Img2.wsimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 681.0 kB (8%)

Content Size

8.6 MB

After Optimization

7.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jefcomsi.com main page is 8.6 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. 70% of websites need less resources to load. Images take 7.6 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 44.3 kB

  • Original 53.2 kB
  • After minification 53.2 kB
  • After compression 8.9 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 44.3 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 33.4 kB

  • Original 7.6 MB
  • After minification 7.6 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. JefcoMSI images are well optimized though.

JavaScript Optimization

-41%

Potential reduce by 182.3 kB

  • Original 446.3 kB
  • After minification 446.0 kB
  • After compression 264.0 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 182.3 kB or 41% of the original size.

CSS Optimization

-84%

Potential reduce by 421.0 kB

  • Original 499.5 kB
  • After minification 498.7 kB
  • After compression 78.5 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. Jefcomsi.com needs all CSS files to be minified and compressed as it can save up to 421.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (58%)

Requests Now

36

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JefcoMSI. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.jefcomsi.com

www.jefcomsi.com

36 ms

site.css

site.css

11 ms

duel.js

duel.js

21 ms

jq.js

jq.js

9 ms

media.gallery.js

media.gallery.js

17 ms

fa8b2ff7d6ee7784b47dc80a9f5a11d8

fa8b2ff7d6ee7784b47dc80a9f5a11d8

66 ms

3mwX6HAIwAg

3mwX6HAIwAg

121 ms

facebookSDKHelper.js

facebookSDKHelper.js

15 ms

cookiemanager.js

cookiemanager.js

20 ms

iebackground.js

iebackground.js

19 ms

25ff513e3ddee442047e40c9be2fac70

25ff513e3ddee442047e40c9be2fac70

64 ms

scc-c2.min.js

scc-c2.min.js

22 ms

util.instances.js

util.instances.js

9 ms

util.model.js

util.model.js

10 ms

documentHelper.js

documentHelper.js

10 ms

util.fbSDKLoader.js

util.fbSDKLoader.js

49 ms

util.window.js

util.window.js

48 ms

cffc08d770bda15ad2d34a55b71d3db2

cffc08d770bda15ad2d34a55b71d3db2

26 ms

wsb-slideshow-arrows.png

wsb-slideshow-arrows.png

6 ms

helper.js

helper.js

7 ms

growl.js

growl.js

19 ms

browser.js

browser.js

5 ms

sf.core.pkg.js

sf.core.pkg.js

34 ms

15046e9f37a25b15ecc73ad7faf148f9

15046e9f37a25b15ecc73ad7faf148f9

24 ms

39548448e12de9a9e6cef4189077718c

39548448e12de9a9e6cef4189077718c

80 ms

3a534be2c56fc3b0b983cf401437d243

3a534be2c56fc3b0b983cf401437d243

89 ms

b88be7a912a8dc9d15398a32403057d4

b88be7a912a8dc9d15398a32403057d4

50 ms

www-player.css

www-player.css

13 ms

www-embed-player.js

www-embed-player.js

31 ms

base.js

base.js

68 ms

app.css

app.css

302 ms

ad_status.js

ad_status.js

156 ms

0o2vSHmH6ApOX27UzDeaY_GD7faOtklBjWYygVKryhI.js

0o2vSHmH6ApOX27UzDeaY_GD7faOtklBjWYygVKryhI.js

113 ms

embed.js

embed.js

34 ms

sdk.js

sdk.js

129 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

126 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

127 ms

id

id

34 ms

Create

Create

95 ms

Accessibility Review

jefcomsi.com accessibility score

48

Accessibility Issues

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

jefcomsi.com best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

jefcomsi.com SEO score

92

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

Image elements do not have [alt] attributes

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 Jefcomsi.com 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 Jefcomsi.com 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

jefcomsi.com

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