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Welcome to nationalsecurity.com.au homepage info - get ready to check National Security best content right away, or after learning these important things about nationalsecurity.com.au
National Electronic Security provides Security Systems to Sydney. Get Back To Base Alarm Monitoring, CCTV Systems, Intercoms, Alarm & more.
Visit nationalsecurity.com.auWe analyzed Nationalsecurity.com.au page load time and found that the first response time was 1.1 sec and then it took 8.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
nationalsecurity.com.au performance score
name
value
score
weighting
Value7.1 s
1/100
10%
Value14.1 s
0/100
25%
Value16.0 s
0/100
10%
Value1,840 ms
9/100
30%
Value0.003
100/100
15%
Value15.0 s
7/100
10%
1069 ms
2135 ms
438 ms
433 ms
541 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 27% of them (15 requests) were addressed to the original Nationalsecurity.com.au, 20% (11 requests) were made to Fonts.gstatic.com and 16% (9 requests) were made to Hb.wpmucdn.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Nationalsecurity.com.au.
Page size can be reduced by 214.4 kB (31%)
686.7 kB
472.2 kB
In fact, the total size of Nationalsecurity.com.au main page is 686.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% 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. Javascripts take 409.5 kB which makes up the majority of the site volume.
Potential reduce by 77.3 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 77.3 kB or 82% of the original size.
Potential reduce by 18 B
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. National Security images are well optimized though.
Potential reduce by 129.6 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 129.6 kB or 32% of the original size.
Potential reduce by 7.5 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. Nationalsecurity.com.au has all CSS files already compressed.
Number of requests can be reduced by 21 (53%)
40
19
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of National Security. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
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nationalsecurity.com.au accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
nationalsecurity.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
nationalsecurity.com.au SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nationalsecurity.com.au 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 Nationalsecurity.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.
nationalsecurity.com.au
Open Graph description is not detected on the main page of National Security. 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: