Tools & Wizards About Us
dive.padi.com screenshot

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

dive.padi.com

PADI : Scuba Diving Courses, Certification & Ocean Conservation

Page Load Speed

2.5 sec in total

First Response

66 ms

Resources Loaded

2.2 sec

Page Rendered

187 ms

dive.padi.com screenshot

About Website

Visit dive.padi.com now to see the best up-to-date Dive PADI content for United States and also check out these interesting facts you probably never knew about dive.padi.com

Try scuba diving. Learn to dive with PADI: Professional Association of Diving Instructors. PADI is the world's leading scuba diver training organization.

Visit dive.padi.com

Key Findings

We analyzed Dive.padi.com page load time and found that the first response time was 66 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

dive.padi.com performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value1,860 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value2.11

0/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

dive.padi.com

66 ms

dive.padi.com

56 ms

www.padi.com

509 ms

notice

100 ms

gtm.js

102 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Dive.padi.com, 75% (43 requests) were made to Padi.com and 5% (3 requests) were made to Consent.trustarc.com. The less responsive or slowest element that took the longest time to load (906 ms) relates to the external source Padi.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 188.7 kB (19%)

Content Size

1.0 MB

After Optimization

812.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dive.padi.com 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. 30% of websites need less resources to load. Images take 548.1 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 165.5 kB

  • Original 203.2 kB
  • After minification 174.9 kB
  • After compression 37.7 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 28.4 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 165.5 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 22.4 kB

  • Original 548.1 kB
  • After minification 525.6 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. Dive PADI images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 597 B

  • Original 201.6 kB
  • After minification 201.6 kB
  • After compression 201.0 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

-0%

Potential reduce by 94 B

  • Original 48.2 kB
  • After minification 48.2 kB
  • After compression 48.1 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. Dive.padi.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (42%)

Requests Now

53

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dive PADI. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dive.padi.com

dive.padi.com

66 ms

dive.padi.com

dive.padi.com

56 ms

www.padi.com

www.padi.com

509 ms

notice

notice

100 ms

gtm.js

gtm.js

102 ms

datadog-rum-v4.js

datadog-rum-v4.js

31 ms

j.php

j.php

47 ms

A4968204-97c0-4002-ae53-42e6672686841.js

A4968204-97c0-4002-ae53-42e6672686841.js

53 ms

global-padi-header.min.css

global-padi-header.min.css

350 ms

hero.min.css

hero.min.css

357 ms

js_HOalhbJrFbE7GeqkUPrVRINTMXc_8aS7N6kTB8Ai66U.js

js_HOalhbJrFbE7GeqkUPrVRINTMXc_8aS7N6kTB8Ai66U.js

422 ms

js_6p6yJiD844gPR_-ItDGdsI0Tsr-K-OQ0VKJQlF24ejI.js

js_6p6yJiD844gPR_-ItDGdsI0Tsr-K-OQ0VKJQlF24ejI.js

123 ms

js_l0ME8OB1qSMyQl5kkKU6B438zKMLvi74UCyjoxAQ8l4.js

js_l0ME8OB1qSMyQl5kkKU6B438zKMLvi74UCyjoxAQ8l4.js

377 ms

js_JMcGC2BDLymqvvq4GETKlJRQepVmQ7gXdFR28ZONYHY.js

js_JMcGC2BDLymqvvq4GETKlJRQepVmQ7gXdFR28ZONYHY.js

134 ms

css

css

49 ms

logo_padi_dark.svg

logo_padi_dark.svg

305 ms

ios-us.jpg

ios-us.jpg

86 ms

css_g1ZjQkQ_JLVeJKGSWZ8KJBzHCMFdL2ESXFrsBcbmibc.css

css_g1ZjQkQ_JLVeJKGSWZ8KJBzHCMFdL2ESXFrsBcbmibc.css

193 ms

css_on8-r0Ik_lmFgtQx8aMbg7FqRK2DrdE-fTSP_hVirTE.css

css_on8-r0Ik_lmFgtQx8aMbg7FqRK2DrdE-fTSP_hVirTE.css

311 ms

css_Ox45iWOi4X98rwTLfjk86RfH8S72j0or9VefcBaV9Bg.css

css_Ox45iWOi4X98rwTLfjk86RfH8S72j0or9VefcBaV9Bg.css

372 ms

css__bNE0bRkCz3b7_oCEVxvM09EZbYRvk-S3-0Q0on3gOM.css

css__bNE0bRkCz3b7_oCEVxvM09EZbYRvk-S3-0Q0on3gOM.css

481 ms

css_daCW91JypWSkQL98z-F-vyWWW4umIluFWRxxjrIsA94.css

css_daCW91JypWSkQL98z-F-vyWWW4umIluFWRxxjrIsA94.css

410 ms

js_RQ98VXvIZedegFGrq-GVgO_q2LKR3-w638ld5E6ASUw.js

js_RQ98VXvIZedegFGrq-GVgO_q2LKR3-w638ld5E6ASUw.js

487 ms

js_elBMB8LA1k6V5dSMoV94u0Y-CcCGYUdBC--15-2CIqo.js

js_elBMB8LA1k6V5dSMoV94u0Y-CcCGYUdBC--15-2CIqo.js

899 ms

js_uNl8oEt-r0ponZSumF1RWljQHTdj0LQt160rv4grPM0.js

js_uNl8oEt-r0ponZSumF1RWljQHTdj0LQt160rv4grPM0.js

467 ms

js_HJcAr9wzM6OPWBD2u9eZ0gk6VkUNWM1ExUHU8rmqGow.js

js_HJcAr9wzM6OPWBD2u9eZ0gk6VkUNWM1ExUHU8rmqGow.js

478 ms

js_-M96JPlgj-qfl4Sb7n8HR6s-9dqER6U5G7jTSupJK2Y.js

js_-M96JPlgj-qfl4Sb7n8HR6s-9dqER6U5G7jTSupJK2Y.js

906 ms

google-us.jpg

google-us.jpg

58 ms

d

d

21 ms

log

log

76 ms

v1.7-230

v1.7-230

26 ms

css

css

17 ms

padi-icons.woff

padi-icons.woff

106 ms

2.jpg

2.jpg

108 ms

1.jpg

1.jpg

118 ms

conservation-mega-menu-300x300.jpg

conservation-mega-menu-300x300.jpg

106 ms

conservation-mega-menu-3.jpg

conservation-mega-menu-3.jpg

182 ms

conservation-mega-menu-2.jpg

conservation-mega-menu-2.jpg

169 ms

MM-MarineDebris.jpg

MM-MarineDebris.jpg

191 ms

MM-SharkRay.jpg

MM-SharkRay.jpg

193 ms

MM-AdoptDiveSite.jpg

MM-AdoptDiveSite.jpg

200 ms

MM-Resorts.jpg

MM-Resorts.jpg

210 ms

MM-Liveaboards.jpg

MM-Liveaboards.jpg

283 ms

MM-Adventures.jpg

MM-Adventures.jpg

296 ms

MM-Guides.jpg

MM-Guides.jpg

294 ms

new%20-cert%20cards.png

new%20-cert%20cards.png

367 ms

_AN_3720.jpg

_AN_3720.jpg

375 ms

PADI%20CLUB_0.jpg

PADI%20CLUB_0.jpg

314 ms

PADI%20PROS%20%281%29.jpg

PADI%20PROS%20%281%29.jpg

398 ms

MM-Resorts_0.jpg

MM-Resorts_0.jpg

400 ms

ABOUT%20PADI.jpg

ABOUT%20PADI.jpg

396 ms

account-adventures-app.jpg

account-adventures-app.jpg

414 ms

account-padi-app.jpg

account-padi-app.jpg

466 ms

card-default-3-4crd-500x375-1.jpg

card-default-3-4crd-500x375-1.jpg

548 ms

card-default-3-4crd-500x375-2.jpg

card-default-3-4crd-500x375-2.jpg

574 ms

card-default-3-4crd-500x375-3.jpg

card-default-3-4crd-500x375-3.jpg

565 ms

7-lapazPADI-Hero-2000x1125%20%281%29.jpg

7-lapazPADI-Hero-2000x1125%20%281%29.jpg

655 ms

Accessibility Review

dive.padi.com accessibility score

80

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

Best Practices

dive.padi.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

dive.padi.com 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

High

Tap targets are not sized appropriately

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 Dive.padi.com 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 Dive.padi.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.

Social Sharing Optimization

dive.padi.com

Open Graph data is detected on the main page of Dive PADI. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: