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ucsdscuba.com screenshot

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

ucsdscuba.com

Welcome ucsdscuba.com - BlueHost.com

Page Load Speed

3.9 sec in total

First Response

203 ms

Resources Loaded

2.4 sec

Page Rendered

1.3 sec

ucsdscuba.com screenshot

About Website

Welcome to ucsdscuba.com homepage info - get ready to check Ucsdscuba best content right away, or after learning these important things about ucsdscuba.com

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Key Findings

We analyzed Ucsdscuba.com page load time and found that the first response time was 203 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

ucsdscuba.com performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

84/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

ucsdscuba.com

203 ms

ucsdscuba.com

520 ms

jquery.min.js

255 ms

jquery.dropotron.min.js

196 ms

skel.min.js

304 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 95% of them (39 requests) were addressed to the original Ucsdscuba.com, 2% (1 request) were made to Use.fontawesome.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (520 ms) belongs to the original domain Ucsdscuba.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 192.2 kB (27%)

Content Size

722.2 kB

After Optimization

530.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ucsdscuba.com main page is 722.2 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. 40% of websites need less resources to load. Images take 436.9 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 31.1 kB

  • Original 36.9 kB
  • After minification 30.2 kB
  • After compression 5.8 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 6.7 kB, which is 18% 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 31.1 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 444 B

  • Original 436.9 kB
  • After minification 436.5 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. Ucsdscuba images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 139.7 kB

  • Original 211.2 kB
  • After minification 197.9 kB
  • After compression 71.6 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 139.7 kB or 66% of the original size.

CSS Optimization

-56%

Potential reduce by 21.0 kB

  • Original 37.2 kB
  • After minification 30.9 kB
  • After compression 16.2 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. Ucsdscuba.com needs all CSS files to be minified and compressed as it can save up to 21.0 kB or 56% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (35%)

Requests Now

37

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ucsdscuba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ucsdscuba.com

ucsdscuba.com

203 ms

ucsdscuba.com

ucsdscuba.com

520 ms

jquery.min.js

jquery.min.js

255 ms

jquery.dropotron.min.js

jquery.dropotron.min.js

196 ms

skel.min.js

skel.min.js

304 ms

skel-layers.min.js

skel-layers.min.js

302 ms

back_to_top.min.js

back_to_top.min.js

198 ms

init.js

init.js

197 ms

easyResponsiveTabs.js

easyResponsiveTabs.js

299 ms

all.css

all.css

36 ms

easy-responsive-tabs.css

easy-responsive-tabs.css

394 ms

slider.css

slider.css

395 ms

jssor.slider.mini.js

jssor.slider.mini.js

385 ms

slider.js

slider.js

384 ms

style.css

style.css

72 ms

style-desktop.css

style-desktop.css

74 ms

css

css

35 ms

kelp.jpg

kelp.jpg

336 ms

UCSanDiego-logo.png

UCSanDiego-logo.png

77 ms

bg04.png

bg04.png

77 ms

loading.gif

loading.gif

75 ms

scuba01.jpg

scuba01.jpg

133 ms

scuba07.jpg

scuba07.jpg

133 ms

scuba02.jpg

scuba02.jpg

132 ms

scuba06.jpg

scuba06.jpg

129 ms

scuba03.jpg

scuba03.jpg

195 ms

scuba05.jpg

scuba05.jpg

252 ms

scuba04.jpg

scuba04.jpg

190 ms

scuba08.jpg

scuba08.jpg

188 ms

scuba09.jpg

scuba09.jpg

194 ms

scuba10.jpg

scuba10.jpg

194 ms

scuba11.jpg

scuba11.jpg

254 ms

a10.png

a10.png

253 ms

bg02.jpg

bg02.jpg

258 ms

pic01.jpg

pic01.jpg

257 ms

pic02.jpg

pic02.jpg

256 ms

pic03.jpg

pic03.jpg

316 ms

pic04.jpg

pic04.jpg

317 ms

icon-checkmark.png

icon-checkmark.png

317 ms

404.php

404.php

227 ms

404.php

404.php

436 ms

Accessibility Review

ucsdscuba.com accessibility score

88

Accessibility Issues

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

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

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

Best Practices

ucsdscuba.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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

ucsdscuba.com SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

High

robots.txt is not valid

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 Ucsdscuba.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 Ucsdscuba.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

ucsdscuba.com

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