Tools & Wizards About Us

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

nortek.co.uk

Nortek Electronic Circuits Ltd - | "Moving Electronics Solutions Forward"

Page Load Speed

4.1 sec in total

First Response

884 ms

Resources Loaded

3 sec

Page Rendered

183 ms

About Website

Welcome to nortek.co.uk homepage info - get ready to check Nortek best content right away, or after learning these important things about nortek.co.uk

Welcome to Nortek Electronic Circuits Ltd, a UK Contract Electronics Manufacturer & OEM based in Cheshire.

Visit nortek.co.uk

Key Findings

We analyzed Nortek.co.uk page load time and found that the first response time was 884 ms and then it took 3.2 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

nortek.co.uk performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value29.7 s

0/100

25%

SI (Speed Index)

Value18.9 s

0/100

10%

TBT (Total Blocking Time)

Value3,610 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.109

87/100

15%

TTI (Time to Interactive)

Value30.2 s

0/100

10%

Network Requests Diagram

nortek.co.uk

884 ms

style.min.css

486 ms

styles.css

247 ms

icomoon-the7-font.min.css

339 ms

all.min.css

420 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 69% of them (49 requests) were addressed to the original Nortek.co.uk, 14% (10 requests) were made to Fonts.gstatic.com and 7% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Nortek.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.6 MB (71%)

Content Size

3.7 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nortek.co.uk main page is 3.7 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 138.9 kB

  • Original 164.8 kB
  • After minification 163.7 kB
  • After compression 25.9 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 138.9 kB or 84% of the original size.

Image Optimization

-7%

Potential reduce by 3.3 kB

  • Original 45.3 kB
  • After minification 42.0 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. Nortek images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 1.1 MB

  • Original 1.9 MB
  • After minification 1.9 MB
  • After compression 753.7 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 1.1 MB or 60% of the original size.

CSS Optimization

-84%

Potential reduce by 1.3 MB

  • Original 1.5 MB
  • After minification 1.5 MB
  • After compression 254.0 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. Nortek.co.uk needs all CSS files to be minified and compressed as it can save up to 1.3 MB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (83%)

Requests Now

59

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nortek. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

nortek.co.uk accessibility score

87

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

nortek.co.uk 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

nortek.co.uk SEO score

85

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 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 Nortek.co.uk 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 Nortek.co.uk 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

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