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kelvintech.com screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

kelvintech.com

Industrial Electric Heaters & Temperature Sensors Manufacturer – Kelvin Technologies Inc.

Page Load Speed

3.7 sec in total

First Response

146 ms

Resources Loaded

3.3 sec

Page Rendered

192 ms

kelvintech.com screenshot

About Website

Welcome to kelvintech.com homepage info - get ready to check Kelvin Tech best content right away, or after learning these important things about kelvintech.com

Kelvin Technologies is a Toronto based manufacturer of high quality industrial electric heaters, temperature sensors, wiring harnesses, and control systems.

Visit kelvintech.com

Key Findings

We analyzed Kelvintech.com page load time and found that the first response time was 146 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

kelvintech.com performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.9 s

0/100

25%

SI (Speed Index)

Value14.3 s

1/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.138

79/100

15%

TTI (Time to Interactive)

Value17.9 s

3/100

10%

Network Requests Diagram

kelvintech.com

146 ms

www.kelvintech.com

925 ms

style.min.css

208 ms

styles.css

109 ms

style.css

213 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 67% of them (31 requests) were addressed to the original Kelvintech.com, 7% (3 requests) were made to Fonts.googleapis.com and 7% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (925 ms) belongs to the original domain Kelvintech.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (71%)

Content Size

2.0 MB

After Optimization

575.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kelvintech.com main page is 2.0 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. 40% of websites need less resources to load. Javascripts take 899.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 68.9 kB

  • Original 87.4 kB
  • After minification 85.4 kB
  • After compression 18.5 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. 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 68.9 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 171 B

  • Original 168.0 kB
  • After minification 167.8 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. Kelvin Tech images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 608.5 kB

  • Original 899.5 kB
  • After minification 862.7 kB
  • After compression 291.1 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 608.5 kB or 68% of the original size.

CSS Optimization

-88%

Potential reduce by 745.7 kB

  • Original 844.0 kB
  • After minification 799.2 kB
  • After compression 98.3 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. Kelvintech.com needs all CSS files to be minified and compressed as it can save up to 745.7 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (65%)

Requests Now

43

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kelvin Tech. 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 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kelvintech.com

kelvintech.com

146 ms

www.kelvintech.com

www.kelvintech.com

925 ms

style.min.css

style.min.css

208 ms

styles.css

styles.css

109 ms

style.css

style.css

213 ms

main.css

main.css

368 ms

font-awesome.min.css

font-awesome.min.css

210 ms

prettyPhoto.css

prettyPhoto.css

213 ms

js_composer.min.css

js_composer.min.css

631 ms

custom.css

custom.css

213 ms

css

css

32 ms

jquery.min.js

jquery.min.js

373 ms

jquery-migrate.min.js

jquery-migrate.min.js

262 ms

css

css

18 ms

css

css

22 ms

rs6.css

rs6.css

212 ms

index.js

index.js

265 ms

index.js

index.js

266 ms

rbtools.min.js

rbtools.min.js

424 ms

rs6.min.js

rs6.min.js

695 ms

jQuery.headroom.min.js

jQuery.headroom.min.js

324 ms

headroom.min.js

headroom.min.js

368 ms

snap.min.js

snap.min.js

369 ms

owl.carousel.min.js

owl.carousel.min.js

371 ms

main.js

main.js

422 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

422 ms

js_composer_front.min.js

js_composer_front.min.js

424 ms

skrollr.min.js

skrollr.min.js

473 ms

conversion.js

conversion.js

30 ms

analytics.js

analytics.js

85 ms

KelvinTech-logo-196x96.png

KelvinTech-logo-196x96.png

361 ms

bbb-logo_rev.png

bbb-logo_rev.png

283 ms

dummy.png

dummy.png

111 ms

Team1-359x150.png

Team1-359x150.png

111 ms

Steam-Locomotive-in-Williams-AZ-ca.1900-359x150.jpg

Steam-Locomotive-in-Williams-AZ-ca.1900-359x150.jpg

110 ms

essays-on-protecting-our-environment_dedd01aa-550c-4067-a97e-6f1454c6ba8f-359x150.jpg

essays-on-protecting-our-environment_dedd01aa-550c-4067-a97e-6f1454c6ba8f-359x150.jpg

111 ms

footer_bg.jpg

footer_bg.jpg

202 ms

font

font

73 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

183 ms

collect

collect

110 ms

font

font

22 ms

font

font

107 ms

90 ms

www.kelvintech.com

www.kelvintech.com

691 ms

js

js

73 ms

27 ms

Accessibility Review

kelvintech.com accessibility score

81

Accessibility Issues

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

kelvintech.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

kelvintech.com SEO score

86

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

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 Kelvintech.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 Kelvintech.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

kelvintech.com

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