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osauniversity.org screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

osauniversity.org

Dental Sleep Medicine Courses to Help You Do More - OSA University

Page Load Speed

3.6 sec in total

First Response

393 ms

Resources Loaded

3.1 sec

Page Rendered

189 ms

osauniversity.org screenshot

About Website

Welcome to osauniversity.org homepage info - get ready to check OSA University best content right away, or after learning these important things about osauniversity.org

OSA University offers 70+ hours of online Dental Sleep Medicine courses for Dentists and Team Members to help treat more OSA patients.

Visit osauniversity.org

Key Findings

We analyzed Osauniversity.org page load time and found that the first response time was 393 ms and then it took 3.2 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

osauniversity.org performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value1,830 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.228

55/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

osauniversity.org

393 ms

osauniversity.org

249 ms

wp-emoji-release.min.js

219 ms

wc-square-cart-checkout-blocks.min.css

185 ms

common-skeleton.min.css

208 ms

Our browser made a total of 103 requests to load all elements on the main page. We found that 79% of them (81 requests) were addressed to the original Osauniversity.org, 12% (12 requests) were made to Fonts.gstatic.com and 7% (7 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Osauniversity.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 87.4 kB (51%)

Content Size

170.6 kB

After Optimization

83.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Osauniversity.org main page is 170.6 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. 60% of websites need less resources to load. HTML takes 98.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 78.6 kB

  • Original 98.1 kB
  • After minification 96.5 kB
  • After compression 19.5 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 78.6 kB or 80% of the original size.

Image Optimization

-17%

Potential reduce by 8.7 kB

  • Original 51.4 kB
  • After minification 42.8 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. Obviously, OSA University needs image optimization as it can save up to 8.7 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 77 (88%)

Requests Now

88

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OSA University. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 40 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

osauniversity.org

osauniversity.org

393 ms

osauniversity.org

osauniversity.org

249 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

219 ms

wc-square-cart-checkout-blocks.min.css

wc-square-cart-checkout-blocks.min.css

185 ms

common-skeleton.min.css

common-skeleton.min.css

208 ms

tooltip.min.css

tooltip.min.css

192 ms

style.min.css

style.min.css

210 ms

wc-blocks-vendors-style.css

wc-blocks-vendors-style.css

198 ms

wc-blocks-style.css

wc-blocks-style.css

395 ms

classic-themes.min.css

classic-themes.min.css

362 ms

font-awesome.css

font-awesome.css

364 ms

main_public.css

main_public.css

411 ms

templates.css

templates.css

305 ms

jquery-ui.min.css

jquery-ui.min.css

424 ms

select2.min.css

select2.min.css

487 ms

wc-memberships-frontend.min.css

wc-memberships-frontend.min.css

538 ms

icomoon-the7-font.min.css

icomoon-the7-font.min.css

582 ms

all.min.css

all.min.css

607 ms

back-compat.min.css

back-compat.min.css

580 ms

Defaults.css

Defaults.css

633 ms

js_composer_front_custom.css

js_composer_front_custom.css

739 ms

css

css

34 ms

main.min.css

main.min.css

790 ms

custom-scrollbar.min.css

custom-scrollbar.min.css

762 ms

wpbakery.min.css

wpbakery.min.css

763 ms

post-type.min.css

post-type.min.css

687 ms

css-vars.css

css-vars.css

728 ms

custom.css

custom.css

915 ms

wc-dt-custom.css

wc-dt-custom.css

952 ms

media.css

media.css

947 ms

mega-menu.css

mega-menu.css

900 ms

post-type-dynamic.css

post-type-dynamic.css

935 ms

style.css

style.css

967 ms

style.min.css

style.min.css

1055 ms

headings.min.css

headings.min.css

988 ms

jquery.min.js

jquery.min.js

1076 ms

jquery-migrate.min.js

jquery-migrate.min.js

1111 ms

public-functions.js

public-functions.js

1033 ms

css

css

50 ms

css

css

52 ms

background-style.min.css

background-style.min.css

1148 ms

rs6.css

rs6.css

994 ms

jquery.form.js

jquery.form.js

1047 ms

jquery.uploadfile.min.js

jquery.uploadfile.min.js

1058 ms

select2.min.js

select2.min.js

1081 ms

rbtools.min.js

rbtools.min.js

1165 ms

rs6.min.js

rs6.min.js

1244 ms

css

css

16 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

1035 ms

wp-polyfill.min.js

wp-polyfill.min.js

1094 ms

hooks.min.js

hooks.min.js

1074 ms

frontend.js

frontend.js

997 ms

css

css

18 ms

css

css

20 ms

css

css

24 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

1094 ms

add-to-cart.min.js

add-to-cart.min.js

1191 ms

woocommerce-add-to-cart.js

woocommerce-add-to-cart.js

1078 ms

above-the-fold.min.js

above-the-fold.min.js

986 ms

woocommerce.min.js

woocommerce.min.js

964 ms

ultimate-params.min.js

ultimate-params.min.js

1047 ms

headings.min.js

headings.min.js

1068 ms

main.min.js

main.min.js

1215 ms

core.min.js

core.min.js

957 ms

datepicker.min.js

datepicker.min.js

1121 ms

js.cookie.min.js

js.cookie.min.js

1036 ms

woocommerce.min.js

woocommerce.min.js

1087 ms

cart-fragments.min.js

cart-fragments.min.js

1033 ms

legacy.min.js

legacy.min.js

1077 ms

jquery-mousewheel.min.js

jquery-mousewheel.min.js

1043 ms

custom-scrollbar.min.js

custom-scrollbar.min.js

963 ms

js_composer_front.min.js

js_composer_front.min.js

956 ms

jquery-appear.min.js

jquery-appear.min.js

1011 ms

ultimate_bg.min.js

ultimate_bg.min.js

1050 ms

custom.min.js

custom.min.js

1098 ms

vhparallax.min.js

vhparallax.min.js

982 ms

jquery.validationEngine.js

jquery.validationEngine.js

1051 ms

jquery.validationEngine-en.js

jquery.validationEngine-en.js

1049 ms

dt-contact-form.min.js

dt-contact-form.min.js

1037 ms

analytics.js

analytics.js

119 ms

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1-OSAHorizontal-Logo-1-e1561402171162.png

485 ms

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1-OSAHorizontal-Logo-e1559316700300.png

527 ms

the7-chevron-down.svg

the7-chevron-down.svg

519 ms

dummy.png

dummy.png

484 ms

osau-web-icons-online-education-dark-150x150.png

osau-web-icons-online-education-dark-150x150.png

558 ms

OSAU-Icons-dr-bl-clip-150x150.png

OSAU-Icons-dr-bl-clip-150x150.png

548 ms

osau-web-icons-medicare-dme-dark-150x150.png

osau-web-icons-medicare-dme-dark-150x150.png

683 ms

osau-round2.png

osau-round2.png

691 ms

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96 ms

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134 ms

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135 ms

icomoon-the7-font.ttf

icomoon-the7-font.ttf

653 ms

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134 ms

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135 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

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133 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

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138 ms

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48 ms

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34 ms

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33 ms

js

js

80 ms

Accessibility Review

osauniversity.org accessibility score

88

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

osauniversity.org 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

osauniversity.org SEO score

91

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 Osauniversity.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 Osauniversity.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

osauniversity.org

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