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naui.org screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    42% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

naui.org

Home - NAUI Worldwide

Page Load Speed

3.4 sec in total

First Response

111 ms

Resources Loaded

2.6 sec

Page Rendered

681 ms

naui.org screenshot

About Website

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

Our Mission is to empower divers of all levels with high-quality training, while advocating for the conservation of the aquatic world, fostering a global

Visit naui.org

Key Findings

We analyzed Naui.org page load time and found that the first response time was 111 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

naui.org performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value13.5 s

2/100

10%

TBT (Total Blocking Time)

Value1,370 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value16.1 s

6/100

10%

Network Requests Diagram

naui.org

111 ms

naui.org

172 ms

www.naui.org

1065 ms

js

61 ms

app.css

122 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 65% of them (41 requests) were addressed to the original Naui.org, 6% (4 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Naui.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 MB (21%)

Content Size

9.7 MB

After Optimization

7.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Naui.org main page is 9.7 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. 55% of websites need less resources to load. Images take 9.4 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 52.8 kB

  • Original 60.6 kB
  • After minification 31.6 kB
  • After compression 7.8 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 29.0 kB, which is 48% 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 52.8 kB or 87% of the original size.

Image Optimization

-20%

Potential reduce by 1.9 MB

  • Original 9.4 MB
  • After minification 7.5 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. Obviously, NAUI needs image optimization as it can save up to 1.9 MB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 5.6 kB

  • Original 142.8 kB
  • After minification 142.8 kB
  • After compression 137.2 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

-44%

Potential reduce by 30.1 kB

  • Original 67.9 kB
  • After minification 67.9 kB
  • After compression 37.7 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 30.1 kB or 44% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (44%)

Requests Now

54

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 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 19 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

naui.org

naui.org

111 ms

naui.org

naui.org

172 ms

www.naui.org

www.naui.org

1065 ms

js

js

61 ms

app.css

app.css

122 ms

formvalidation.css

formvalidation.css

158 ms

font-awesome.min.css

font-awesome.min.css

244 ms

custom.modernizr.js

custom.modernizr.js

185 ms

api.js

api.js

43 ms

cookieconsent.min.css

cookieconsent.min.css

37 ms

cookieconsent.min.js

cookieconsent.min.js

46 ms

install-popup-button.js

install-popup-button.js

92 ms

foundation.min.js

foundation.min.js

361 ms

slick.js

slick.js

246 ms

stellar.js

stellar.js

239 ms

formValidation.min.js

formValidation.min.js

246 ms

mandatoryicon.min.js

mandatoryicon.min.js

245 ms

foundation.min.js

foundation.min.js

245 ms

app.js

app.js

245 ms

jquery.cookie.js

jquery.cookie.js

363 ms

locations.js

locations.js

362 ms

closestlocation.js

closestlocation.js

362 ms

js

js

74 ms

analytics.js

analytics.js

44 ms

css

css

123 ms

css

css

127 ms

css

css

140 ms

collect

collect

61 ms

263905152

263905152

230 ms

263906973

263906973

270 ms

635647700

635647700

356 ms

naui-logo-rev.png

naui-logo-rev.png

132 ms

va_your_next_mission_badge.jpg

va_your_next_mission_badge.jpg

165 ms

learn.jpg

learn.jpg

167 ms

adventure.jpg

adventure.jpg

204 ms

4in_decal_nauiworld.png

4in_decal_nauiworld.png

330 ms

grey-blue-retro-naui-logo_transparent.png

grey-blue-retro-naui-logo_transparent.png

268 ms

home-hero.jpg

home-hero.jpg

302 ms

become-certified_720x405px.png

become-certified_720x405px.png

347 ms

dive-prof_720x405px.jpg

dive-prof_720x405px.jpg

315 ms

dive-center_720x405px.jpg

dive-center_720x405px.jpg

413 ms

instructor-with-tablet.jpg

instructor-with-tablet.jpg

322 ms

the-definition-of-diving_640x327px.jpg

the-definition-of-diving_640x327px.jpg

387 ms

getting-certified_640x327p.jpg

getting-certified_640x327p.jpg

367 ms

naui_force-blue-partnership.png

naui_force-blue-partnership.png

680 ms

environmental-impact-banner_homepage.jpg

environmental-impact-banner_homepage.jpg

386 ms

ico-calendar.png

ico-calendar.png

397 ms

ico-shop.svg

ico-shop.svg

408 ms

ico-join.svg

ico-join.svg

428 ms

jquery-2.1.1.min.js

jquery-2.1.1.min.js

373 ms

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K0nXBi8JoI3ZKyHqQg.woff

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K0nXBi8JoI3ZKyHqQg.woff

37 ms

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K8nXBi8JoI3ZKyHqQg.woff

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K8nXBi8JoI3ZKyHqQg.woff

73 ms

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K67QBi8JoI3ZKyHqQg.woff

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K67QBi8JoI3ZKyHqQg.woff

64 ms

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K8nQBi8JoI3ZKyHqQg.woff

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K8nQBi8JoI3ZKyHqQg.woff

124 ms

flaticon.woff

flaticon.woff

581 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

581 ms

embed.js

embed.js

81 ms

693550548-f767b9f629c2a2c66349e2f8ba8e3d90acce1677b4d2ba62b0ba5c29fb439c28-d

693550548-f767b9f629c2a2c66349e2f8ba8e3d90acce1677b4d2ba62b0ba5c29fb439c28-d

52 ms

693552520-e2c28152383903b8763ea78f0f055d2eb2d029fa41b4f4ea589ebc65b603e1b5-d

693552520-e2c28152383903b8763ea78f0f055d2eb2d029fa41b4f4ea589ebc65b603e1b5-d

34 ms

1278024823-0ef3685e11b70acadacf68a56bf8831d8127063b81e10ef2d

1278024823-0ef3685e11b70acadacf68a56bf8831d8127063b81e10ef2d

35 ms

affiliates

affiliates

144 ms

ajax-loader.gif

ajax-loader.gif

62 ms

img_4889.png

img_4889.png

223 ms

Accessibility Review

naui.org accessibility score

94

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Links do not have a discernible name

Best Practices

naui.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

naui.org SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    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.

Social Sharing Optimization

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: