Tools & Wizards About Us
donalco.com.au screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

donalco.com.au

Donalco Windows Doors Balustrading Sydney Northern Beaches

Page Load Speed

4.9 sec in total

First Response

770 ms

Resources Loaded

3.8 sec

Page Rendered

333 ms

donalco.com.au screenshot

About Website

Visit donalco.com.au now to see the best up-to-date Donalco content and also check out these interesting facts you probably never knew about donalco.com.au

Donalco Windows manufacture and install quality aluminum windows, doors and balustrades in the Sydney Northern Beaches, North Shore and Eastern Suburbs

Visit donalco.com.au

Key Findings

We analyzed Donalco.com.au page load time and found that the first response time was 770 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

donalco.com.au performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value5.0 s

64/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.8 s

45/100

10%

Network Requests Diagram

donalco.com.au

770 ms

donalco.com.au

1101 ms

analytics.js

21 ms

js

68 ms

Donalco19style.css

428 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 81% of them (17 requests) were addressed to the original Donalco.com.au, 10% (2 requests) were made to Google-analytics.com and 10% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Donalco.com.au.

Page Optimization Overview & Recommendations

Page size can be reduced by 68.1 kB (2%)

Content Size

3.0 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Donalco.com.au main page is 3.0 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. 20% of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 27.3 kB

  • Original 34.1 kB
  • After minification 26.0 kB
  • After compression 6.8 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 8.0 kB, which is 24% 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 27.3 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 40.0 kB

  • Original 3.0 MB
  • After minification 2.9 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. Donalco images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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.

CSS Optimization

-80%

Potential reduce by 743 B

  • Original 933 B
  • After minification 704 B
  • After compression 190 B

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. Donalco.com.au needs all CSS files to be minified and compressed as it can save up to 743 B or 80% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

19

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Donalco. According to our analytics all requests are already optimized.

Network Requests Diagram

donalco.com.au

donalco.com.au

770 ms

donalco.com.au

donalco.com.au

1101 ms

analytics.js

analytics.js

21 ms

js

js

68 ms

Donalco19style.css

Donalco19style.css

428 ms

Header_01_A_r1_c1.jpg

Header_01_A_r1_c1.jpg

645 ms

Donalco-Home.jpg

Donalco-Home.jpg

1725 ms

Home_Right_01.jpg

Home_Right_01.jpg

2160 ms

Home_Right_02.jpg

Home_Right_02.jpg

1948 ms

Home_Right_03.jpg

Home_Right_03.jpg

2167 ms

collect

collect

12 ms

js

js

60 ms

awalogo1.jpg

awalogo1.jpg

818 ms

COVID_Safe_Badge_Digital.jpg

COVID_Safe_Badge_Digital.jpg

816 ms

Donalco-brookvale.jpg

Donalco-brookvale.jpg

1313 ms

Donalco-Windows-Brookvale.jpg

Donalco-Windows-Brookvale.jpg

1313 ms

aluminium-windows.jpg

aluminium-windows.jpg

1745 ms

Sliding-door.jpg

Sliding-door.jpg

1746 ms

BAl_3.jpg

BAl_3.jpg

1734 ms

Book.jpg

Book.jpg

1951 ms

facebook-button.jpg

facebook-button.jpg

1954 ms

Accessibility Review

donalco.com.au accessibility score

62

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

donalco.com.au best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

donalco.com.au SEO score

83

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

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

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 Donalco.com.au 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 Donalco.com.au 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

donalco.com.au

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