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4d-electronics.co.nz screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    76% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

4d-electronics.co.nz

4D Electronics LTD | Electronic Design And Development

Page Load Speed

3.7 sec in total

First Response

1 sec

Resources Loaded

2.5 sec

Page Rendered

129 ms

4d-electronics.co.nz screenshot

About Website

Click here to check amazing 4D Electronics content. Otherwise, check out these important facts you probably never knew about 4d-electronics.co.nz

4D Electronics are independent contract electronic design engineers based in christchurch New Zealand. We provide a full turn key solution for your electronic design needs.

Visit 4d-electronics.co.nz

Key Findings

We analyzed 4d-electronics.co.nz page load time and found that the first response time was 1 sec and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

4d-electronics.co.nz performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value5.7 s

52/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.113

86/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

Network Requests Diagram

4d-electronics.co.nz

1042 ms

analytics.js

7 ms

reset.css

190 ms

layout.css

371 ms

typography.css

372 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 93% of them (25 requests) were addressed to the original 4d-electronics.co.nz, 7% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain 4d-electronics.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 171.0 kB (20%)

Content Size

849.8 kB

After Optimization

678.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 4d-electronics.co.nz main page is 849.8 kB. 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 766.2 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 4.6 kB

  • Original 6.8 kB
  • After minification 5.8 kB
  • After compression 2.2 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 964 B, which is 14% 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 4.6 kB or 68% of the original size.

Image Optimization

-21%

Potential reduce by 163.4 kB

  • Original 766.2 kB
  • After minification 602.8 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. Obviously, 4D Electronics needs image optimization as it can save up to 163.4 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 493 B

  • Original 71.1 kB
  • After minification 71.1 kB
  • After compression 70.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-43%

Potential reduce by 2.5 kB

  • Original 5.7 kB
  • After minification 5.7 kB
  • After compression 3.2 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. 4d-electronics.co.nz needs all CSS files to be minified and compressed as it can save up to 2.5 kB or 43% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (31%)

Requests Now

26

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4D Electronics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

4d-electronics.co.nz

4d-electronics.co.nz

1042 ms

analytics.js

analytics.js

7 ms

reset.css

reset.css

190 ms

layout.css

layout.css

371 ms

typography.css

typography.css

372 ms

carouFredSel.css

carouFredSel.css

373 ms

jquery-1.8.2.min.js

jquery-1.8.2.min.js

562 ms

jquery.carouFredSel-6.2.1-packed.js

jquery.carouFredSel-6.2.1-packed.js

384 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

384 ms

jquery.touchSwipe.min.js

jquery.touchSwipe.min.js

556 ms

jquery.ba-throttle-debounce.min.js

jquery.ba-throttle-debounce.min.js

556 ms

4D-Logo.png

4D-Logo.png

744 ms

img1.jpg

img1.jpg

936 ms

img2.jpg

img2.jpg

753 ms

img3.jpg

img3.jpg

1108 ms

img4.jpg

img4.jpg

1110 ms

img5.jpg

img5.jpg

748 ms

img6.jpg

img6.jpg

1303 ms

img7.jpg

img7.jpg

1120 ms

img8.jpg

img8.jpg

1127 ms

collect

collect

26 ms

header_no_logo.png

header_no_logo.png

936 ms

navbar_background.png

navbar_background.png

922 ms

navbar_bottom.png

navbar_bottom.png

923 ms

bg1.png

bg1.png

935 ms

miscellaneous_sprite.png

miscellaneous_sprite.png

943 ms

footer_bg3.png

footer_bg3.png

1108 ms

Accessibility Review

4d-electronics.co.nz accessibility score

59

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

4d-electronics.co.nz best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

4d-electronics.co.nz SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4d-electronics.co.nz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that 4d-electronics.co.nz 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

4d-electronics.co.nz

Open Graph description is not detected on the main page of 4D Electronics. 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: