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dviacademy.com screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

dviacademy.com

DaVinci Academy

Page Load Speed

1.2 sec in total

First Response

79 ms

Resources Loaded

991 ms

Page Rendered

94 ms

dviacademy.com screenshot

About Website

Click here to check amazing Dvi Academy content. Otherwise, check out these important facts you probably never knew about dviacademy.com

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Key Findings

We analyzed Dviacademy.com page load time and found that the first response time was 79 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

dviacademy.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value18.5 s

0/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value1,630 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.078

95/100

15%

TTI (Time to Interactive)

Value16.0 s

6/100

10%

Network Requests Diagram

www.dviacademy.com

79 ms

css2

92 ms

legacy.js

80 ms

modern.js

89 ms

extract-css-runtime-c9ea572624ccd4964c26-min.en-US.js

85 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 Dviacademy.com, 39% (11 requests) were made to Assets.squarespace.com and 39% (11 requests) were made to Images.squarespace-cdn.com. The less responsive or slowest element that took the longest time to load (594 ms) relates to the external source Images.squarespace-cdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (9%)

Content Size

17.4 MB

After Optimization

15.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dviacademy.com main page is 17.4 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. 65% of websites need less resources to load. Images take 15.9 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 175.7 kB

  • Original 197.1 kB
  • After minification 149.0 kB
  • After compression 21.4 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 48.1 kB, which is 24% 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 175.7 kB or 89% of the original size.

Image Optimization

-9%

Potential reduce by 1.5 MB

  • Original 15.9 MB
  • After minification 14.4 MB

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. Dvi Academy images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 7.1 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 1.3 MB

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

-1%

Potential reduce by 202 B

  • Original 16.9 kB
  • After minification 16.9 kB
  • After compression 16.7 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. Dviacademy.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (52%)

Requests Now

27

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dvi Academy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.dviacademy.com

www.dviacademy.com

79 ms

css2

css2

92 ms

legacy.js

legacy.js

80 ms

modern.js

modern.js

89 ms

extract-css-runtime-c9ea572624ccd4964c26-min.en-US.js

extract-css-runtime-c9ea572624ccd4964c26-min.en-US.js

85 ms

extract-css-moment-js-vendor-675f9459672cf966ca51-min.en-US.js

extract-css-moment-js-vendor-675f9459672cf966ca51-min.en-US.js

103 ms

cldr-resource-pack-a682f7ad337741eb05d6-min.en-US.js

cldr-resource-pack-a682f7ad337741eb05d6-min.en-US.js

85 ms

common-vendors-stable-73b8e232ffd5b43ca99e-min.en-US.js

common-vendors-stable-73b8e232ffd5b43ca99e-min.en-US.js

97 ms

common-vendors-e3dba6f4bd49760d9a75-min.en-US.js

common-vendors-e3dba6f4bd49760d9a75-min.en-US.js

110 ms

common-0ec4208d26f4da126f22-min.en-US.js

common-0ec4208d26f4da126f22-min.en-US.js

135 ms

commerce-6e1a6062ca392441b328-min.en-US.js

commerce-6e1a6062ca392441b328-min.en-US.js

113 ms

commerce-af8809f2481c48376f6a-min.en-US.css

commerce-af8809f2481c48376f6a-min.en-US.css

91 ms

performance-595641e15dc2776e5ea1-min.en-US.js

performance-595641e15dc2776e5ea1-min.en-US.js

95 ms

site.css

site.css

195 ms

static.css

static.css

81 ms

adsbygoogle.js

adsbygoogle.js

282 ms

site-bundle.4df6f348a832dc61e261a099a8ca9b31.js

site-bundle.4df6f348a832dc61e261a099a8ca9b31.js

81 ms

HQ1.png

HQ1.png

94 ms

MainBanner.png

MainBanner.png

394 ms

laptop-video-play-icon.png

laptop-video-play-icon.png

78 ms

headphones-icon.png

headphones-icon.png

79 ms

book-line-icon.png

book-line-icon.png

79 ms

Product+Cover+v2.png

Product+Cover+v2.png

486 ms

AnatomyFrontCover.jpg

AnatomyFrontCover.jpg

80 ms

DaVinci_BioChem_FRONT_Cover_Final_RGB+%281%29+-+Copy.png

DaVinci_BioChem_FRONT_Cover_Final_RGB+%281%29+-+Copy.png

594 ms

TDH+Linkedin+Page+Logo.jpg

TDH+Linkedin+Page+Logo.jpg

79 ms

DC+Album+Cover+.jpg

DC+Album+Cover+.jpg

81 ms

TextbookCoversCombined.jpeg

TextbookCoversCombined.jpeg

82 ms

Accessibility Review

dviacademy.com accessibility score

85

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

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

High

Links do not have a discernible name

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

dviacademy.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

dviacademy.com SEO score

90

Search Engine Optimization Advices

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 Dviacademy.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 Dviacademy.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

dviacademy.com

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