Report Summary

  • 5

    Performance

    Renders faster than
    20% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

jaycar.co.nz

Jaycar Electronics New Zealand | Tech, Electronics & More

Page Load Speed

8.2 sec in total

First Response

535 ms

Resources Loaded

7.4 sec

Page Rendered

313 ms

jaycar.co.nz screenshot

About Website

Welcome to jaycar.co.nz homepage info - get ready to check Jaycar best content for New Zealand right away, or after learning these important things about jaycar.co.nz

Jaycar Electronics offers electronics kits, components, semiconductors, enclosures, batteries & chargers, power supplies, test equipment, tools, speakers, car sound gear, computer accessories, lightin...

Visit jaycar.co.nz

Key Findings

We analyzed Jaycar.co.nz page load time and found that the first response time was 535 ms and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

jaycar.co.nz performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value12.2 s

0/100

25%

SI (Speed Index)

Value22.7 s

0/100

10%

TBT (Total Blocking Time)

Value1,940 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value1.07

2/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

jaycar.co.nz

535 ms

4991 ms

combined.css

437 ms

combined.css

676 ms

print.css

443 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 92% of them (56 requests) were addressed to the original Jaycar.co.nz, 7% (4 requests) were made to Google-analytics.com and 2% (1 request) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (5 sec) belongs to the original domain Jaycar.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 296.1 kB (21%)

Content Size

1.4 MB

After Optimization

1.1 MB

In fact, the total size of Jaycar.co.nz main page is 1.4 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. 45% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 155.4 kB

  • Original 183.5 kB
  • After minification 165.0 kB
  • After compression 28.0 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 155.4 kB or 85% of the original size.

Image Optimization

-12%

Potential reduce by 140.6 kB

  • Original 1.2 MB
  • After minification 1.0 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. Obviously, Jaycar needs image optimization as it can save up to 140.6 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 95 B

  • Original 23.0 kB
  • After minification 23.0 kB
  • After compression 22.9 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.

Requests Breakdown

Number of requests can be reduced by 5 (8%)

Requests Now

59

After Optimization

54

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jaycar. 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 as a result speed up the page load time.

Accessibility Review

jaycar.co.nz accessibility score

64

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

Form elements do not have associated labels

High

Links do not have a discernible name

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

[id] attributes on active, focusable elements are not unique

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 IDs are not unique

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

jaycar.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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

jaycar.co.nz SEO score

91

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

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 Jaycar.co.nz 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 Jaycar.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

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