Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

sustainable.org.nz

Welcome to Sustainable Business Network - SBN

Page Load Speed

6.5 sec in total

First Response

385 ms

Resources Loaded

5 sec

Page Rendered

1.1 sec

sustainable.org.nz screenshot

About Website

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

We transform knowledge into action. Our three main priorities address the greatest challenges facing Aotearoa New Zealand. We're acting on climate. We're designing out waste. We're regener...

Visit sustainable.org.nz

Key Findings

We analyzed Sustainable.org.nz page load time and found that the first response time was 385 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

sustainable.org.nz performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value15.7 s

0/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value2,540 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.6 s

6/100

10%

Network Requests Diagram

sustainable.org.nz

385 ms

sustainable.org.nz

1025 ms

gtm.js

86 ms

css2

51 ms

imx5mjy.css

196 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 62% of them (44 requests) were addressed to the original Sustainable.org.nz, 6% (4 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Cdn.sitesearch360.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Sustainable.org.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (16%)

Content Size

7.9 MB

After Optimization

6.6 MB

In fact, the total size of Sustainable.org.nz main page is 7.9 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. 80% 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. Images take 6.9 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 275.2 kB

  • Original 356.9 kB
  • After minification 348.3 kB
  • After compression 81.7 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 275.2 kB or 77% of the original size.

Image Optimization

-13%

Potential reduce by 892.3 kB

  • Original 6.9 MB
  • After minification 6.0 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, Sustainable needs image optimization as it can save up to 892.3 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-11%

Potential reduce by 56.9 kB

  • Original 506.0 kB
  • After minification 506.0 kB
  • After compression 449.1 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 56.9 kB or 11% of the original size.

CSS Optimization

-48%

Potential reduce by 53.2 kB

  • Original 111.4 kB
  • After minification 111.4 kB
  • After compression 58.2 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. Sustainable.org.nz needs all CSS files to be minified and compressed as it can save up to 53.2 kB or 48% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (29%)

Requests Now

56

After Optimization

40

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sustainable. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sustainable.org.nz accessibility score

98

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.

Best Practices

sustainable.org.nz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

sustainable.org.nz SEO score

92

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

Links do not have descriptive text

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 Sustainable.org.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 Sustainable.org.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 data is detected on the main page of Sustainable. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: