Tools & Wizards About Us
studydatascience.org screenshot

Report Summary

  • 67

    Performance

    Renders faster than
    80% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 46

    SEO

    Google-friendlier than
    18% of websites

studydatascience.org

Top Destination for Data Science Careers and Education | StudyDataScience

Page Load Speed

15.7 sec in total

First Response

3.9 sec

Resources Loaded

11 sec

Page Rendered

740 ms

studydatascience.org screenshot

About Website

Click here to check amazing Study Data Science content. Otherwise, check out these important facts you probably never knew about studydatascience.org

Study Data Science is the number-one destination for data science careers, education, job training, and professional organizations.

Visit studydatascience.org

Key Findings

We analyzed Studydatascience.org page load time and found that the first response time was 3.9 sec and then it took 11.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

studydatascience.org performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

studydatascience.org

3949 ms

plugin.css

112 ms

style.min.css

177 ms

intlTelInput.css

188 ms

article_embed_7.css

112 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 80% of them (94 requests) were addressed to the original Studydatascience.org, 3% (4 requests) were made to Fonts.googleapis.com and 3% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Studydatascience.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 344.5 kB (32%)

Content Size

1.1 MB

After Optimization

738.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Studydatascience.org 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 395.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 240.5 kB

  • Original 280.5 kB
  • After minification 273.0 kB
  • After compression 39.9 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 240.5 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 21 B

  • Original 218.4 kB
  • After minification 218.4 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. Study Data Science images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 96.9 kB

  • Original 395.1 kB
  • After minification 395.1 kB
  • After compression 298.3 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 96.9 kB or 25% of the original size.

CSS Optimization

-4%

Potential reduce by 7.0 kB

  • Original 188.8 kB
  • After minification 188.2 kB
  • After compression 181.8 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. Studydatascience.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 104 (95%)

Requests Now

110

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Study Data Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 70 to 1 for JavaScripts and from 36 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

studydatascience.org

studydatascience.org

3949 ms

plugin.css

plugin.css

112 ms

style.min.css

style.min.css

177 ms

intlTelInput.css

intlTelInput.css

188 ms

article_embed_7.css

article_embed_7.css

112 ms

styles.css

styles.css

112 ms

settings.css

settings.css

201 ms

modules.min.css

modules.min.css

290 ms

listing.min.css

listing.min.css

418 ms

modules-responsive.min.css

modules-responsive.min.css

459 ms

listing-responsive.min.css

listing-responsive.min.css

457 ms

membership.min.css

membership.min.css

454 ms

membership-responsive.min.css

membership-responsive.min.css

462 ms

bootstrap.min.css

bootstrap.min.css

541 ms

animate.css

animate.css

569 ms

style.css

style.css

567 ms

style.css

style.css

575 ms

style.css

style.css

575 ms

style.min.css

style.min.css

572 ms

fontawesome-all.min.css

fontawesome-all.min.css

635 ms

ionicons.min.css

ionicons.min.css

639 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

629 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

624 ms

style_dynamic.css

style_dynamic.css

620 ms

style_dynamic_responsive.css

style_dynamic_responsive.css

604 ms

css

css

400 ms

style.min.css

style.min.css

666 ms

themes.min.css

themes.min.css

667 ms

js_composer.min.css

js_composer.min.css

743 ms

jquery.qtip.css

jquery.qtip.css

668 ms

style.css

style.css

665 ms

css

css

472 ms

css

css

489 ms

style.css

style.css

685 ms

responsive.css

responsive.css

815 ms

jquery.js

jquery.js

897 ms

jquery-migrate.min.js

jquery-migrate.min.js

881 ms

plugin.js

plugin.js

813 ms

intlTelInput.min.js

intlTelInput.min.js

239 ms

imask

imask

435 ms

jquery.themepunch.tools.min.js

jquery.themepunch.tools.min.js

1495 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

1500 ms

platform.js

platform.js

436 ms

js

js

437 ms

js

js

449 ms

animate.min.css

animate.min.css

1477 ms

article_embed_7.js

article_embed_7.js

1433 ms

scripts.js

scripts.js

1431 ms

ai-2.0.min.js

ai-2.0.min.js

1716 ms

nouislider.min.js

nouislider.min.js

1636 ms

select2.full.min.js

select2.full.min.js

1760 ms

underscore.min.js

underscore.min.js

1480 ms

imask@6.4.3

imask@6.4.3

96 ms

modules.min.js

modules.min.js

1389 ms

listing.min.js

listing.min.js

1659 ms

core.min.js

core.min.js

1696 ms

widget.min.js

widget.min.js

2005 ms

tabs.min.js

tabs.min.js

1988 ms

imask.js

imask.js

33 ms

css

css

69 ms

membership.min.js

membership.min.js

1908 ms

form-validator.min.js

form-validator.min.js

1909 ms

contact-form-script.js

contact-form-script.js

1905 ms

main.js

main.js

1916 ms

accordion.min.js

accordion.min.js

1950 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

1968 ms

mediaelement-migrate.min.js

mediaelement-migrate.min.js

1903 ms

wp-mediaelement.min.js

wp-mediaelement.min.js

1906 ms

jquery.appear.js

jquery.appear.js

1898 ms

modernizr.min.js

modernizr.min.js

2203 ms

hoverIntent.min.js

hoverIntent.min.js

2798 ms

jquery.plugin.js

jquery.plugin.js

2798 ms

owl.carousel.min.js

owl.carousel.min.js

2795 ms

jquery.waypoints.min.js

jquery.waypoints.min.js

2791 ms

fluidvids.min.js

fluidvids.min.js

2788 ms

perfect-scrollbar.jquery.min.js

perfect-scrollbar.jquery.min.js

2782 ms

ScrollToPlugin.min.js

ScrollToPlugin.min.js

2782 ms

parallax.min.js

parallax.min.js

2665 ms

jquery.waitforimages.js

jquery.waitforimages.js

2637 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

2610 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

2611 ms

gtm.js

gtm.js

775 ms

slider-back.png

slider-back.png

1065 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

2009 ms

packery-mode.pkgd.min.js

packery-mode.pkgd.min.js

2030 ms

jquery.countdown.min.js

jquery.countdown.min.js

2033 ms

counter.js

counter.js

2039 ms

absoluteCounter.min.js

absoluteCounter.min.js

2042 ms

typed.js

typed.js

2041 ms

js

js

241 ms

analytics.js

analytics.js

536 ms

jquery.geocomplete.min.js

jquery.geocomplete.min.js

1772 ms

js

js

351 ms

datepicker.min.js

datepicker.min.js

1771 ms

position.min.js

position.min.js

1753 ms

menu.min.js

menu.min.js

1773 ms

gen_204

gen_204

375 ms

selectmenu.min.js

selectmenu.min.js

1717 ms

mouse.min.js

mouse.min.js

1703 ms

slider.min.js

slider.min.js

1691 ms

collect

collect

124 ms

jquery.ui.touch-punch.min.js

jquery.ui.touch-punch.min.js

1404 ms

jquery.costCalculator.min.js

jquery.costCalculator.min.js

1400 ms

sdk.js

sdk.js

57 ms

jquery.qtip.min.js

jquery.qtip.min.js

1398 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

1401 ms

cost_calculator.js

cost_calculator.js

1402 ms

wp-embed.min.js

wp-embed.min.js

1396 ms

js_composer_front.min.js

js_composer_front.min.js

1373 ms

vc-waypoints.min.js

vc-waypoints.min.js

1458 ms

ElegantIcons.woff

ElegantIcons.woff

1914 ms

fa-brands-400.woff

fa-brands-400.woff

1915 ms

sdk.js

sdk.js

128 ms

fa-solid-900.woff

fa-solid-900.woff

1783 ms

657 ms

fa-regular-400.woff

fa-regular-400.woff

1091 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

7 ms

Accessibility Review

studydatascience.org accessibility score

79

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

Buttons do not have an accessible name

High

Document doesn't have a <title> element

High

Image elements do not have [alt] attributes

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

studydatascience.org best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

studydatascience.org SEO score

46

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

Document doesn't have a <title> element

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Studydatascience.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 Studydatascience.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

studydatascience.org

Open Graph description is not detected on the main page of Study Data Science. 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: