5.7 sec in total
1.2 sec
4.2 sec
272 ms
Click here to check amazing PRO DIVE Sydney content for Australia. Otherwise, check out these important facts you probably never knew about prodivesydney.com
Australia's No. 1 Scuba Diving Dive Center with locations in Sydney, Cairns, Central Coast, Magnetic Island and Lord Howe Island. PRO DIVE has been teaching courses and taking people diving since 1969
Visit prodivesydney.comWe analyzed Prodivesydney.com page load time and found that the first response time was 1.2 sec and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
prodivesydney.com performance score
name
value
score
weighting
Value11.3 s
0/100
10%
Value23.3 s
0/100
25%
Value21.2 s
0/100
10%
Value830 ms
35/100
30%
Value0.588
11/100
15%
Value24.8 s
0/100
10%
1219 ms
705 ms
738 ms
1223 ms
749 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 28% of them (15 requests) were addressed to the original Prodivesydney.com, 11% (6 requests) were made to Diveengine.com and 8% (4 requests) were made to Cdn.livechatinc.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Diveengine.com.
Page size can be reduced by 671.4 kB (47%)
1.4 MB
746.3 kB
In fact, the total size of Prodivesydney.com main page is 1.4 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. 40% of websites need less resources to load. Javascripts take 871.2 kB which makes up the majority of the site volume.
Potential reduce by 33.5 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 5.7 kB, which is 14% 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 33.5 kB or 80% of the original size.
Potential reduce by 16.7 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. PRO DIVE Sydney images are well optimized though.
Potential reduce by 593.1 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 593.1 kB or 68% of the original size.
Potential reduce by 28.0 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. Prodivesydney.com needs all CSS files to be minified and compressed as it can save up to 28.0 kB or 86% of the original size.
Number of requests can be reduced by 21 (49%)
43
22
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PRO DIVE Sydney. 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.
prodivesydney.com
1219 ms
boilerplate.css
705 ms
Grid.css
738 ms
website.css
1223 ms
respond.min.js
749 ms
jquery.min.js
67 ms
slicknav.css
765 ms
jquery.slicknav.min.js
936 ms
responsiveslides.min.js
521 ms
responsiveslides.css
529 ms
conversion.js
15 ms
20153171423470.cronulla%20front720.jpg
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background.gif
250 ms
New_Header.jpg
732 ms
Search_Icon.png
267 ms
201635178560.careers%20night%206th%20april720.jpg
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20163111028130.dive%20computers22_3720.jpg
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201010172026150.tusa_dsc0006720.jpg
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20101130220240.adelaide_pre-scuttling720.jpg
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201010142231490.014052fishrockcave720.jpg
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hotjar-96069.js
180 ms
fbds.js
110 ms
Menu_Gradient.png
242 ms
menu_back.gif
250 ms
js
8 ms
tracking.js
84 ms
95 ms
ga.js
49 ms
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b84457a7-cb20-46bf-8dc2-23b4688eaf3f.js
260 ms
Shop_Cart.asp
443 ms
__utm.gif
16 ms
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script_data.js
84 ms
collect
70 ms
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in.php
180 ms
modules-043c1e6abe660c48857202e419ff9d8a.js
48 ms
ga-audiences
57 ms
localization.en.0.3632191afe35222a6b78c04d457adc0d_4bd76d41a752660aa5aede8cd37907dd.js
94 ms
ping
122 ms
R40WIZhABtlSegufp7tT.png
70 ms
open_chat.cgi
123 ms
9k-RPmcnxYEPm8CNFsH2gg.woff
29 ms
livechat-minimal_337558d286.ttf
76 ms
embedded.20160317113847.js
84 ms
visit-data
208 ms
KT3KS9Aol4WfR6Vas8kNcg.woff
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wkfQbvfT_02e2IWO3yYueQ.woff
36 ms
roundtrip.js
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DNXHMLYL55CUHPLSPAWYHH.js
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prodivesydney.com accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
Links do not have a discernible name
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
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.
prodivesydney.com 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
Browser errors were logged to the console
prodivesydney.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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 Prodivesydney.com 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 Prodivesydney.com 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.
prodivesydney.com
Open Graph description is not detected on the main page of PRO DIVE Sydney. 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: