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sddivers.com screenshot

Report Summary

  • 97

    Performance

    Renders faster than
    94% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 46

    SEO

    Google-friendlier than
    18% of websites

sddivers.com

SDCD Home

Page Load Speed

648 ms in total

First Response

104 ms

Resources Loaded

459 ms

Page Rendered

85 ms

sddivers.com screenshot

About Website

Visit sddivers.com now to see the best up-to-date Sddivers content and also check out these interesting facts you probably never knew about sddivers.com

San Diego Council of Divers- We have events for scuba divers and snorkelers at all levels. We are actively involved in issues that are of importance to divers.

Visit sddivers.com

Key Findings

We analyzed Sddivers.com page load time and found that the first response time was 104 ms and then it took 544 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

sddivers.com performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

87/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

Network Requests Diagram

sddivers.com

104 ms

sddivers.com

159 ms

sdDivers.css

40 ms

SpryMenuBarHorizontal.css

76 ms

SpryMenuBar.js

115 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 83% of them (15 requests) were addressed to the original Sddivers.com, 11% (2 requests) were made to Paypalobjects.com and 6% (1 request) were made to Calendarlink.org. The less responsive or slowest element that took the longest time to load (182 ms) belongs to the original domain Sddivers.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.8 kB (6%)

Content Size

186.4 kB

After Optimization

175.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sddivers.com main page is 186.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 169.5 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 5.2 kB

  • Original 7.5 kB
  • After minification 6.7 kB
  • After compression 2.3 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 810 B, which is 11% 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 5.2 kB or 69% of the original size.

Image Optimization

-1%

Potential reduce by 2.0 kB

  • Original 169.5 kB
  • After minification 167.5 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. Sddivers images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 2.4 kB

  • Original 6.3 kB
  • After minification 6.3 kB
  • After compression 3.9 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 2.4 kB or 39% of the original size.

CSS Optimization

-40%

Potential reduce by 1.2 kB

  • Original 3.1 kB
  • After minification 3.1 kB
  • After compression 1.9 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. Sddivers.com needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 40% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

16

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sddivers. According to our analytics all requests are already optimized.

Network Requests Diagram

sddivers.com

sddivers.com

104 ms

sddivers.com

sddivers.com

159 ms

sdDivers.css

sdDivers.css

40 ms

SpryMenuBarHorizontal.css

SpryMenuBarHorizontal.css

76 ms

SpryMenuBar.js

SpryMenuBar.js

115 ms

btn_donate_LG.gif

btn_donate_LG.gif

14 ms

banner_2.jpg

banner_2.jpg

63 ms

logoSmallSDcouncil.png

logoSmallSDcouncil.png

118 ms

3rs_Home.png

3rs_Home.png

182 ms

Blue%20ocean%20logo.jpg

Blue%20ocean%20logo.jpg

149 ms

SanDiegoDiversShopLogo.jpg

SanDiegoDiversShopLogo.jpg

129 ms

pixel.gif

pixel.gif

14 ms

backgroundDive.png

backgroundDive.png

58 ms

menuBarTop.png

menuBarTop.png

36 ms

SpryMenuBarDown.gif

SpryMenuBarDown.gif

43 ms

rightIndex.png

rightIndex.png

42 ms

SpryMenuBarDownHover.gif

SpryMenuBarDownHover.gif

49 ms

SpryMenuBarRightHover.gif

SpryMenuBarRightHover.gif

62 ms

Accessibility Review

sddivers.com accessibility score

65

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

High

<object> elements do not have alternate text

Best Practices

sddivers.com best practices score

50

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

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

sddivers.com SEO score

46

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

High

Document uses plugins

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sddivers.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 Sddivers.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

sddivers.com

Open Graph description is not detected on the main page of Sddivers. 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: