Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

shop.jbhifi.co.nz

JB Hi-Fi | New Zealand's Home Entertainment Specialist

Page Load Speed

31 sec in total

First Response

15.4 sec

Resources Loaded

15.4 sec

Page Rendered

91 ms

shop.jbhifi.co.nz screenshot

About Website

Welcome to shop.jbhifi.co.nz homepage info - get ready to check Shop JB Hi Fi best content for New Zealand right away, or after learning these important things about shop.jbhifi.co.nz

New Zealand's home of entertainment, with a massive range of TVs, Computers, Tablets, Games & Consoles, Music, Movies, Phones & Appliances, all at JB Hi-Fi.

Visit shop.jbhifi.co.nz

Key Findings

We analyzed Shop.jbhifi.co.nz page load time and found that the first response time was 15.4 sec and then it took 15.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster. This domain responded with an error, which can significantly jeopardize Shop.jbhifi.co.nz rating and web reputation

Performance Metrics

shop.jbhifi.co.nz performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value14.8 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value2,520 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.909

3/100

15%

TTI (Time to Interactive)

Value17.6 s

4/100

10%

Network Requests Diagram

shop.jbhifi.co.nz

15435 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Shop.jbhifi.co.nz and no external sources were called. The less responsive or slowest element that took the longest time to load (15.4 sec) belongs to the original domain Shop.jbhifi.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 547 B (47%)

Content Size

1.2 kB

After Optimization

629 B

In fact, the total size of Shop.jbhifi.co.nz main page is 1.2 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 1.2 kB which makes up the majority of the site volume.

HTML Optimization

-47%

Potential reduce by 547 B

  • Original 1.2 kB
  • After minification 1.2 kB
  • After compression 629 B

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 547 B or 47% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

shop.jbhifi.co.nz accessibility score

54

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

Image elements do not have [alt] attributes

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

Heading elements are not in a sequentially-descending order

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>).

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

shop.jbhifi.co.nz best practices score

75

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

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

shop.jbhifi.co.nz SEO score

82

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Shop.jbhifi.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 Shop.jbhifi.co.nz main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Shop JB Hi Fi. 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: