1.7 sec in total
201 ms
1.1 sec
434 ms
Welcome to naui.org homepage info - get ready to check NAUI best content for United States right away, or after learning these important things about naui.org
NAUI: The National Association of Underwater Instructors. Dive Safety Through Education. NAUI is the world's leading non-profit association of scuba diver training.
Visit naui.orgWe analyzed Naui.org page load time and found that the first response time was 201 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
naui.org performance score
name
value
score
weighting
Value5.0 s
9/100
10%
Value9.8 s
0/100
25%
Value18.4 s
0/100
10%
Value27,440 ms
0/100
30%
Value0.001
100/100
15%
Value45.6 s
0/100
10%
201 ms
59 ms
117 ms
89 ms
92 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 61% of them (31 requests) were addressed to the original Naui.org, 10% (5 requests) were made to Translate.googleapis.com and 6% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (433 ms) relates to the external source Staticxx.facebook.com.
Page size can be reduced by 524.2 kB (29%)
1.8 MB
1.3 MB
In fact, the total size of Naui.org main page is 1.8 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 1.1 MB which makes up the majority of the site volume.
Potential reduce by 36.1 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 36.1 kB or 76% of the original size.
Potential reduce by 53.1 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. NAUI images are well optimized though.
Potential reduce by 271.3 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 271.3 kB or 59% of the original size.
Potential reduce by 163.8 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. Naui.org needs all CSS files to be minified and compressed as it can save up to 163.8 kB or 84% of the original size.
Number of requests can be reduced by 17 (34%)
50
33
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NAUI. 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 6 to 1 for CSS and as a result speed up the page load time.
naui.org
201 ms
QuizStyles.css
59 ms
bootstrap.min.css
117 ms
jquery-ui-1.10.3.custom.min.css
89 ms
bootstrap-custom.css
92 ms
jquery.fancybox-1.3.1.css
61 ms
jquery-1.10.2.min.js
173 ms
element.js
52 ms
si.js
68 ms
jquery-ui-1.10.3.custom.min.js
63 ms
bootstrap.min.js
61 ms
diveLogEngine.js
50 ms
jquery.fancybox-1.3.1.js
49 ms
nauilogo.png
268 ms
all.js
278 ms
widgets.js
121 ms
translateelement.css
75 ms
main.js
120 ms
givingtuesday.jpg
122 ms
nauidiveteamreport.jpeg
118 ms
newproduct.jpg
197 ms
Replacement-Cards.jpg
198 ms
divelocator.png
63 ms
nauicourses.png
120 ms
replaceacard.png
162 ms
elearning.png
163 ms
divers.png
197 ms
diveprofessionals.png
162 ms
divecenters.png
197 ms
NewDivereLearning.png
196 ms
NewDiverWhyNAUI.png
251 ms
VideoHomepageImage.png
255 ms
DiveTableHomepageImage.png
255 ms
FacebookHomepageImage.png
254 ms
TwitterHomepageImage.png
254 ms
YouTubeHomepageImage.png
253 ms
GreenDiverHomepageImage.png
254 ms
d93e757e1104.png
32 ms
cf5f02a7dec1.png
48 ms
smarticon
40 ms
button.831500944bc3eb7ea5276ccdc3f71d2e.js
157 ms
element_main.js
46 ms
translate_24dp.png
111 ms
l
64 ms
cleardot.gif
95 ms
190 ms
xd_arbiter.php
227 ms
xd_arbiter.php
433 ms
te_ctrl3.gif
15 ms
follow_button.6a78875565a912489e9aef879c881358.en.html
53 ms
jot
105 ms
naui.org 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
naui.org 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
naui.org 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 Naui.org 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 Naui.org 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.
naui.org
Open Graph description is not detected on the main page of NAUI. 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: