12.4 sec in total
783 ms
9.7 sec
1.9 sec
Visit nortan.com.au now to see the best up-to-date Nortan content and also check out these interesting facts you probably never knew about nortan.com.au
Discover superior HVAC services with Nortan. We specialise in heating and cooling solutions, providing top-notch air conditioning and heating services. Enquire within or call 1300 305 354 to speak an ...
Visit nortan.com.auWe analyzed Nortan.com.au page load time and found that the first response time was 783 ms and then it took 11.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
nortan.com.au performance score
name
value
score
weighting
Value8.8 s
0/100
10%
Value15.7 s
0/100
25%
Value16.4 s
0/100
10%
Value6,670 ms
0/100
30%
Value0
100/100
15%
Value16.7 s
5/100
10%
783 ms
920 ms
795 ms
1069 ms
75 ms
Our browser made a total of 89 requests to load all elements on the main page. We found that 72% of them (64 requests) were addressed to the original Nortan.com.au, 4% (4 requests) were made to Google-analytics.com and 4% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Nortan.com.au.
Page size can be reduced by 47.7 kB (5%)
1.0 MB
988.6 kB
In fact, the total size of Nortan.com.au main page is 1.0 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. 50% of websites need less resources to load. Images take 816.8 kB which makes up the majority of the site volume.
Potential reduce by 24.9 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 24.9 kB or 74% of the original size.
Potential reduce by 4.2 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. Nortan images are well optimized though.
Potential reduce by 17.8 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.
Potential reduce by 791 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. Nortan.com.au has all CSS files already compressed.
Number of requests can be reduced by 42 (53%)
79
37
The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nortan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
nortan.com.au
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nortan.com.au
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nortan.com.au accessibility score
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
ARIA input fields do not have accessible names
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<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
Image elements do not have [alt] attributes
Links do not have a discernible name
nortan.com.au best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
nortan.com.au SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nortan.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 Nortan.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.
nortan.com.au
Open Graph description is not detected on the main page of Nortan. 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: