Tools & Wizards About Us
kelvintopset.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    58% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

kelvintopset.com

Incident Investigation by the professionals - Kelvin TOP-SET

Page Load Speed

4.8 sec in total

First Response

338 ms

Resources Loaded

3.5 sec

Page Rendered

923 ms

kelvintopset.com screenshot

About Website

Click here to check amazing Kelvin TOP SET content for United Kingdom. Otherwise, check out these important facts you probably never knew about kelvintopset.com

Kelvin TOP-SET professional incident investigation and TOP-SET Root Cause Analysis provide training for individuals and companies worldwide.

Visit kelvintopset.com

Key Findings

We analyzed Kelvintopset.com page load time and found that the first response time was 338 ms and then it took 4.4 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

kelvintopset.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value13.6 s

0/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value390 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.257

48/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

kelvintopset.com

338 ms

www.kelvintopset.com

759 ms

stylesheet.css

175 ms

css_DydO99JqUpldKT8bFASjgx1xhXmTAtCPVU_r81hm6qI.css

172 ms

css_9L3ngBLQ2tFwuqnvHDfmoo7s5EUuqQjR1mdOYl0v1R8.css

182 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 91% of them (72 requests) were addressed to the original Kelvintopset.com, 3% (2 requests) were made to Staticxx.facebook.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Kelvintopset.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 554.2 kB (48%)

Content Size

1.2 MB

After Optimization

607.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kelvintopset.com 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. 35% of websites need less resources to load. Images take 730.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 44.7 kB

  • Original 57.1 kB
  • After minification 54.3 kB
  • After compression 12.5 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 44.7 kB or 78% of the original size.

Image Optimization

-32%

Potential reduce by 231.9 kB

  • Original 730.5 kB
  • After minification 498.6 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. Obviously, Kelvin TOP SET needs image optimization as it can save up to 231.9 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 189.1 kB

  • Original 265.5 kB
  • After minification 217.8 kB
  • After compression 76.4 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 189.1 kB or 71% of the original size.

CSS Optimization

-82%

Potential reduce by 88.5 kB

  • Original 108.1 kB
  • After minification 104.2 kB
  • After compression 19.6 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. Kelvintopset.com needs all CSS files to be minified and compressed as it can save up to 88.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (33%)

Requests Now

75

After Optimization

50

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kelvin TOP SET. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kelvintopset.com

kelvintopset.com

338 ms

www.kelvintopset.com

www.kelvintopset.com

759 ms

stylesheet.css

stylesheet.css

175 ms

css_DydO99JqUpldKT8bFASjgx1xhXmTAtCPVU_r81hm6qI.css

css_DydO99JqUpldKT8bFASjgx1xhXmTAtCPVU_r81hm6qI.css

172 ms

css_9L3ngBLQ2tFwuqnvHDfmoo7s5EUuqQjR1mdOYl0v1R8.css

css_9L3ngBLQ2tFwuqnvHDfmoo7s5EUuqQjR1mdOYl0v1R8.css

182 ms

css_LbaijxZ_h2zN74O0aufs5qRpLuy_5BfcjKgLb2bXwHk.css

css_LbaijxZ_h2zN74O0aufs5qRpLuy_5BfcjKgLb2bXwHk.css

187 ms

css_owaso1de7Vkxjt9RLiD--Ie30-ZlyV2YK-jwC1UQla4.css

css_owaso1de7Vkxjt9RLiD--Ie30-ZlyV2YK-jwC1UQla4.css

183 ms

css_tZuWqbOE-HzeBX5Q-zvYe7wBkDNmEnm7iQC6rRzgAsA.css

css_tZuWqbOE-HzeBX5Q-zvYe7wBkDNmEnm7iQC6rRzgAsA.css

194 ms

css_eC0LoxyGW3oZv6yr33qBr75KXo1HWIccwwtzoPus2F4.css

css_eC0LoxyGW3oZv6yr33qBr75KXo1HWIccwwtzoPus2F4.css

342 ms

js_LQs_433FnKjvOwD836BIatQ97Nx8jZdBG3xT6XM2o5g.js

js_LQs_433FnKjvOwD836BIatQ97Nx8jZdBG3xT6XM2o5g.js

513 ms

js_6hLexrs0-jz3_Mo7HvpTPtXbyzQjXBluSP3UC_oYJ8Q.js

js_6hLexrs0-jz3_Mo7HvpTPtXbyzQjXBluSP3UC_oYJ8Q.js

446 ms

js_4jY3zM7MPv_4aGg10iujTL47C8cbOCgPTpLOUWmTux8.js

js_4jY3zM7MPv_4aGg10iujTL47C8cbOCgPTpLOUWmTux8.js

271 ms

jquery.easing-1.3.pack.js

jquery.easing-1.3.pack.js

281 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

384 ms

jquery.cycle.all.js

jquery.cycle.all.js

632 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

369 ms

js_paiTaEsc1HNeBS2rkLc1NrprKrFnApv70kuY8awAaTI.js

js_paiTaEsc1HNeBS2rkLc1NrprKrFnApv70kuY8awAaTI.js

358 ms

logo.png

logo.png

278 ms

slide-world.jpg

slide-world.jpg

278 ms

slide-courses.jpg

slide-courses.jpg

760 ms

slide-handtree.jpg

slide-handtree.jpg

431 ms

slide-software.jpg

slide-software.jpg

429 ms

slide-cars.jpg

slide-cars.jpg

716 ms

slide-wind.jpg

slide-wind.jpg

751 ms

slide-crates.jpg

slide-crates.jpg

367 ms

button-bookcourses2.png

button-bookcourses2.png

710 ms

button-investigations.png

button-investigations.png

712 ms

button-software.png

button-software.png

713 ms

Safety%20360c_i_0.jpeg

Safety%20360c_i_0.jpeg

743 ms

Workingatheight_B%26Q_0.png

Workingatheight_B%26Q_0.png

893 ms

TOP-SET%20logo_LI_0.jpg

TOP-SET%20logo_LI_0.jpg

735 ms

TOP-SET%20Team_Liz_Bruce%20small_0.jpeg

TOP-SET%20Team_Liz_Bruce%20small_0.jpeg

727 ms

Andrew_Morton_Kelvin%20TOP-SET_0.jpg

Andrew_Morton_Kelvin%20TOP-SET_0.jpg

840 ms

First%20Responder_0.JPG

First%20Responder_0.JPG

833 ms

maersk.gif

maersk.gif

840 ms

underground.gif

underground.gif

832 ms

eon.gif

eon.gif

840 ms

petronas.gif

petronas.gif

916 ms

allseas.jpg

allseas.jpg

917 ms

seadrill.jpg

seadrill.jpg

923 ms

pgs.jpg

pgs.jpg

923 ms

amey.png

amey.png

918 ms

apm.png

apm.png

978 ms

baa.png

baa.png

1003 ms

costain.png

costain.png

1001 ms

iberdrola.png

iberdrola.png

1007 ms

tfl.png

tfl.png

1025 ms

imperial.png

imperial.png

1011 ms

npower.png

npower.png

1078 ms

oxfam.png

oxfam.png

1092 ms

rwe.png

rwe.png

1079 ms

tata.png

tata.png

1084 ms

all.js

all.js

224 ms

arrange-presentation.png

arrange-presentation.png

1087 ms

elearning-button_0.png

elearning-button_0.png

1095 ms

investigator-download_2.png

investigator-download_2.png

1049 ms

415 ms

vegur-m_0600-webfont.woff

vegur-m_0600-webfont.woff

786 ms

blackbox-download_2.png

blackbox-download_2.png

895 ms

xd_arbiter.php

xd_arbiter.php

415 ms

xd_arbiter.php

xd_arbiter.php

546 ms

button-newsletter.png

button-newsletter.png

805 ms

ga.js

ga.js

317 ms

loader.gif

loader.gif

544 ms

yellow-blob-icon.png

yellow-blob-icon.png

608 ms

small-cal.png

small-cal.png

608 ms

bullet.png

bullet.png

585 ms

bg-footer-top.jpg

bg-footer-top.jpg

637 ms

footer-phone.png

footer-phone.png

641 ms

footer-map.png

footer-map.png

645 ms

footer-mail.png

footer-mail.png

656 ms

__utm.gif

__utm.gif

80 ms

footer-linkedin.png

footer-linkedin.png

627 ms

collect

collect

69 ms

ISO9001RegMark.png

ISO9001RegMark.png

804 ms

arrows.png

arrows.png

630 ms

respondr.totop.png

respondr.totop.png

614 ms

page-left.png

page-left.png

93 ms

page-right.png

page-right.png

87 ms

Accessibility Review

kelvintopset.com 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

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

kelvintopset.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

kelvintopset.com SEO score

84

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

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 doesn't use 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 Kelvintopset.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 Kelvintopset.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

kelvintopset.com

Open Graph description is not detected on the main page of Kelvin TOP SET. 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: