Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

cozumeldive.com

Diving Adventures Cozumel

Page Load Speed

1.5 sec in total

First Response

35 ms

Resources Loaded

739 ms

Page Rendered

719 ms

cozumeldive.com screenshot

About Website

Visit cozumeldive.com now to see the best up-to-date Cozumel Dive content for Mexico and also check out these interesting facts you probably never knew about cozumeldive.com

Best Scuba Diving in Cozumel is away from the cattle boats to enjoy the tranquility of the reefs, that's what we like to share with you. Since 1989, Our dive boats are safe, fast & clean; our sta...

Visit cozumeldive.com

Key Findings

We analyzed Cozumeldive.com page load time and found that the first response time was 35 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.

Performance Metrics

cozumeldive.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value680 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

Network Requests Diagram

cozumeldive.com

35 ms

divingadventures.com.mx

48 ms

league-spartan.css

37 ms

script.js

55 ms

UX.4.36.0.js

60 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Cozumeldive.com, 61% (17 requests) were made to Img1.wsimg.com and 11% (3 requests) were made to Tripadvisor.com. The less responsive or slowest element that took the longest time to load (602 ms) relates to the external source Img1.wsimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 281.6 kB (26%)

Content Size

1.1 MB

After Optimization

796.9 kB

In fact, the total size of Cozumeldive.com main page is 1.1 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. 35% of websites need less resources to load. Images take 624.2 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 150.6 kB

  • Original 181.3 kB
  • After minification 181.2 kB
  • After compression 30.6 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 150.6 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 2.5 kB

  • Original 624.2 kB
  • After minification 621.7 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. Cozumel Dive images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 128.3 kB

  • Original 271.0 kB
  • After minification 271.0 kB
  • After compression 142.7 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 128.3 kB or 47% of the original size.

CSS Optimization

-10%

Potential reduce by 195 B

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 1.8 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. Cozumeldive.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (41%)

Requests Now

17

After Optimization

10

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cozumel Dive. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

cozumeldive.com accessibility score

82

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

button, link, and menuitem elements do not have accessible names.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

cozumeldive.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cozumeldive.com SEO score

85

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    ES

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cozumeldive.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Spanish language. Our system also found out that Cozumeldive.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

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